WorksheetsMath 5 CH. 2
Total questions: 250
Worksheet time: 5hrs 14mins
Which is the missing number? (2 + 1) + 3 = 2 + (__ + 3)
0
1
2
3
Which number shows the Associative Property of Addition?
32 + 56 + 10 = 10 + 56 + 32
(49 + 28) + 5 = 49 + (28 + 5)
56 + 890 = 890 + 56
82 + 0 = 82
What property of Addition is modeled in this number sentence? 51 + 8 + 0 = 51 + 8
The Associative Property
The Identity Property
The Commutative Property
There isn't a property modeled.
What does commute mean?
odd numbers
even numbers
move from place to place
group differently
What is another name for the Associative Property?
Order
Group
Zero
Rewrite using the commutative property:
5+8
(a)
Rewrite using the associative property:
3+(6+4)
(a)
What addition property does the equation show?
Commutative Property
Associative Property
What addition property does the equation show?
Commutative Property
Associative Property
5 + ____ = 8 + 5
24 + ____ = 24
5 + (7 + 6) = (5 + ___) + 6
12 + 6 + ___ = 6 + 9 + 12
100 + 0 = 100
45 + 6 = 6 + 45
Associative
Commutative
Identity
33 +0 = 33
10 + 9 = 9 + 10
(6 + 20) + 5 = 6 + (20 + 5)
537 + 0 = 537
400 + 0 =400
73 + 14 = 14 + 73
0 + 111 = 111
Which property does this problem represent? 2+5=7 is the same as 5+2=7
Associative Property
Commutative Property
Distributive Property
Identity Property
Which property does this represent? 3+(9+1) = (3+9)+1
Distributive Property
Commutative Property
Associative Property
Zero Property
Which property does this problem represent? 0+ 72=72
Identity Property
Zero Property
Commutative Property
Associative Property
The commutative property says that if 4+6=10, then
3x8=24
4x5=20
6+4=10
Which two problems show the identity property?
6x1=7
19+1=20
37x1=37
64x1=64
Which is the best estimate?
4.97 + 13.02 (Round to the nearest whole)
14
16
18
19
Which is the best estimate?
9.6 - 6.2 (Round to the nearest whole)
16
15
4
3
Which is the best estimate?
5.07 - 2.56 (Round to the nearest whole)
2
3
7
8
Jan’s lunch bill is $5.74. She pays with a $10 bill. About how much change does she receive? (Round to the nearest whole and estimate 10 - 5.74)
$4
$5
$15
$16
Which is the best estimate?
5.82 + 14.03 (Round to the nearest whole)
19
20
21
22
Which is the best estimate?
8.5 - 7.1 (Round to the nearest whole)
1
2
3
4
Which is the best estimate?
9.07 - 3.67 (Round to the nearest whole)
3
4
5
6
Which is the best estimate?
10.47 + 42.5 (Round to the nearest whole)
54
53
52
51
Which is the best estimate?
57.69 - 41.35 (Round to the nearest whole)
16
17
98
99
Ada’s lunch costs $14.32. She hands the cashier $20. About how much change will Ada receive? (Round to the nearest whole and estimate 20 - 14.32)
$4
$5
$6
$7
Which is the best estimate?
11.36 + 52.6 (Round to the nearest whole)
42
63
64
65
Which is the best estimate?
69.58 - 34.26 (Round to the nearest whole)
36
37
103
104
Estimate the sum by rounding each number to the nearest whole number and then adding.
7.114 + 6.122
The sum is approximately
(a)
Estimate the sum by rounding each number to the nearest whole number and then adding.
6.17 + 4.7
The sum is approximately
(a)
Estimate the sum by rounding each number to the nearest whole number and then adding.
8.598 + 2.78
The sum is approximately
(a)
Estimate the sum by rounding each number to the nearest whole number and then adding.
3.78 + 7.249
The sum is approximately
(a)
Estimate the difference by rounding each number to the nearest whole number and then subtracting.
10.323 − 1.369
The difference is approximately
(a)
Estimate the difference by rounding each number to the nearest whole number and then subtracting.
7.4 − 3.7
The difference is approximately
(a)
Estimate the difference by rounding each number to the nearest whole number and then subtracting.
5.104 − 1.972
The difference is approximately
(a)
Estimate the difference by rounding each number to the nearest whole number and then subtracting.
10.477 − 3.316
The difference is approximately
(a)
Estimate the difference by rounding each number to the nearest whole number and then subtracting.
7.096 − 4.774
The difference is approximately
(a)
Estimate the sum by rounding each number to the nearest whole number and then adding.
10.17 + 5.13 + 2.6
The sum is approximately
(a)
Use Rounding to Estimate
51.232 − 28.4
23
21
11
14
Use Rounding to Estimate (round to the nearest whole)
$29.38 + $42.75
72
80
71
73
Which is the best estimate for 5.07−2.56 (rounded to the nearest whole number)?
2
3
7
8
Round to the nearest ones and then subtract.
$3.85 - $2.17
$6
$1
$4
$2
Round to the ones and then subtract.
52.85 - 9.09
44
45
43
40
Round to the nearest ones and then add.
19.83 + 9.93
30
31
29
35
Round to the nearest ones and then add.
3.872 + 2.409
5
7
6
4
Round to the nearest ones and then subtract.
9.086 - 2.419
8
7
6
5
Round to the nearest WHOLE number to find the sum: 34.87 + 20.41
55
55.28
54
50
Round to the nearest WHOLE number to find the sum:
44.56 + 14.72
59.28
50
60
58
Round to the nearest TEN to find the sum:
19.36 + 12.88
32.24
31
32
30
Round to the nearest HUNDRED to find the difference:
576.76 - 231.84
200
300
400
344.92
Estimating is finding a value that is CLOSE or APPROXIMATE to the actual value, but it's not exact.
True
False
Roughly, approximately, and about are all clues for knowing when to round or estimate.
True
False
Which is the best estimate?
4.97 + 13.02 (Round to the nearest whole)
14
16
18
19
Which is the best estimate?
9.6 - 6.2 (Round to the nearest whole)
16
15
4
3
Which is the best estimate?
5.07 - 2.56 (Round to the nearest whole)
2
3
7
8
Which is the best estimate?
5.82 + 14.03 (Round to the nearest whole)
19
20
21
22
Which is the best estimate?
9.07 - 3.67 (Round to the nearest whole)
3
4
5
6
Which is the best estimate?
57.69 - 41.35 (Round to the nearest whole)
16
17
98
99
Which is the best estimate?
4.97 + 13.02 (Round to the nearest whole)
14
16
18
19
Which is the best estimate?
9.6 - 6.2 (Round to the nearest whole)
16
15
4
3
Which is the best estimate?
5.07 - 2.56 (Round to the nearest whole)
2
3
7
8
Jan’s lunch bill is $5.74. She pays with a $10 bill. About how much change does she receive? (Round to the nearest whole and estimate 10 - 5.74)
$4
$5
$15
$16
Which is the best estimate?
5.82 + 14.03 (Round to the nearest whole)
19
20
21
22
Which is the best estimate?
8.5 - 7.1 (Round to the nearest whole)
1
2
3
4
Which is the best estimate?
9.07 - 3.67 (Round to the nearest whole)
3
4
5
6
Which is the best estimate?
10.47 + 42.5 (Round to the nearest whole)
54
53
52
51
Which is the best estimate?
57.69 - 41.35 (Round to the nearest whole)
16
17
98
99
Ada’s lunch costs $14.32. She hands the cashier $20. About how much change will Ada receive? (Round to the nearest whole and estimate 20 - 14.32)
$4
$5
$6
$7
Which is the best estimate?
11.36 + 52.6 (Round to the nearest whole)
42
63
64
65
Which is the best estimate?
69.58 - 34.26 (Round to the nearest whole)
36
37
103
104
Estimate the sum by rounding each number to the nearest whole number and then adding.
7.114 + 6.122
The sum is approximately
(a)
Estimate the sum by rounding each number to the nearest whole number and then adding.
6.17 + 4.7
The sum is approximately
(a)
Estimate the sum by rounding each number to the nearest whole number and then adding.
8.598 + 2.78
The sum is approximately
(a)
Estimate the sum by rounding each number to the nearest whole number and then adding.
3.78 + 7.249
The sum is approximately
(a)
Estimate the difference by rounding each number to the nearest whole number and then subtracting.
10.323 − 1.369
The difference is approximately
(a)
Estimate the difference by rounding each number to the nearest whole number and then subtracting.
7.4 − 3.7
The difference is approximately
(a)
Estimate the difference by rounding each number to the nearest whole number and then subtracting.
5.104 − 1.972
The difference is approximately
(a)
Estimate the difference by rounding each number to the nearest whole number and then subtracting.
10.477 − 3.316
The difference is approximately
(a)
Estimate the difference by rounding each number to the nearest whole number and then subtracting.
7.096 − 4.774
The difference is approximately
(a)
Estimate the sum by rounding each number to the nearest whole number and then adding.
10.17 + 5.13 + 2.6
The sum is approximately
(a)
Use Rounding to Estimate
51.232 − 28.4
23
21
11
14
Use Rounding to Estimate (round to the nearest whole)
$29.38 + $42.75
72
80
71
73
Which is the best estimate for 5.07−2.56 (rounded to the nearest whole number)?
2
3
7
8
Round to the nearest ones and then subtract.
$3.85 - $2.17
$6
$1
$4
$2
Round to the ones and then subtract.
52.85 - 9.09
44
45
43
40
Round to the nearest ones and then add.
19.83 + 9.93
30
31
29
35
Round to the nearest ones and then add.
3.872 + 2.409
5
7
6
4
Round to the nearest ones and then subtract.
9.086 - 2.419
8
7
6
5
Round to the nearest WHOLE number to find the sum: 34.87 + 20.41
55
55.28
54
50
Round to the nearest WHOLE number to find the sum:
44.56 + 14.72
59.28
50
60
58
Round to the nearest TEN to find the sum:
19.36 + 12.88
32.24
31
32
30
Round to the nearest HUNDRED to find the difference:
576.76 - 231.84
200
300
400
344.92
Estimating is finding a value that is CLOSE or APPROXIMATE to the actual value, but it's not exact.
True
False
Roughly, approximately, and about are all clues for knowing when to round or estimate.
True
False
Which is the best estimate?
4.97 + 13.02 (Round to the nearest whole)
14
16
18
19
Which is the best estimate?
9.6 - 6.2 (Round to the nearest whole)
16
15
4
3
Which is the best estimate?
5.07 - 2.56 (Round to the nearest whole)
2
3
7
8
Which is the best estimate?
5.82 + 14.03 (Round to the nearest whole)
19
20
21
22
Which is the best estimate?
9.07 - 3.67 (Round to the nearest whole)
3
4
5
6
Which is the best estimate?
57.69 - 41.35 (Round to the nearest whole)
16
17
98
99
Stephanie has two dogs. Her beagle weighs 16.27 pounds. Her poodle weighs 28.53 pounds. What is the combined weight of both dogs?
448 pounds
44.8 pounds
4.48 pounds
12.26 pounds
Below is the length of three running trails at three parks.
The trail at Lakewood Park is 9.84 miles.
The trail at Kiest Park is 6.7 miles
The trail at Springfield Park is 13.09 miles.
What is the difference between the length of Springfield Park and Lakewood Park?
6.75 miles
3.25 miles
29.63 miles
7.65 miles
Maggie purchased snacks at the movie theater. She purchased a bucket of popcorn for $7.25, a box of candy for $2.76 and a pickle for $0.98. How much did Maggie pay for all the snacks she purchased at the movie theater?
$10.99
$12.00
$11.89
$23.18
Hank purchased meat for a cookout. He purchased 18.32 pounds of ground beef. He used 13.88 pounds of ground beef to make burgers. How many pounds of ground beef was left?
44.4 pounds
4.44 pounds
32.3 pounds
3.22 pounds
Kristen lives 132.95 meters from Dallas, Texas. Brian lives 207.6 meters from Dallas, Texas. What is the difference between these two distances?
340.55 meters
746.5 meters
74.65 meters
7.465 meters
The tables shows the number of hours five employees at Frosty Treat Ice-Cream Shop worked in a week. What is the difference between the number of hours Danny and Carmen worked?
208.3 hours
55.35 hours
20.83 hours
21.06 hours
The list shows the number of miles Isabell ran in three weeks.
Week 1: 42.07 miles
Week 2: 29.3 miles
Week 3: 34.8 miles
What is the total number of miles Isabell ran during these three weeks?
20.617 miles
256.37 miles
96.15 miles
106.17 miles
Alberto had $89.26 in his piggy bank. He purchased a video game that cost $32.79. How much money does Alberto have left in his piggy bank?
$564.70
$122.05
$56.47
$12.25
The table shows the number of miles two friends drove on a road trip. What is the difference between the number of miles Hannah and Jessica drove?
942.4 miles
94.24 miles
680.56 miles
780.56 miles
Cynthia measured the length of two plants in her garden. The tomato plant was 23.06 inches long and a bean plant was 9.3 inches long. What is the combined length of both plants?
13.76 inches
10.76 inches
42.46 inches
32.36 inches
Line up your decimals
Line up your decimals
Line up your decimals
Line up your decimals
4.54
5.55
5.99
5.9
Line up your decimals
Line up your decimals
Line up your decimals
42.01 - 5.92 =
Round 43.827 to the nearest hundredth.
43.82
43.83
43.87
44
12.789 - 6.352 =
6.437
6.347
6.473
6.374
17.93
0.789
4.97 + 13.02
36.768 - 11.56=
14.87 - 2.341=
22.356 + 49.90=
Stephanie has two dogs. Her beagle weighs 16.27 pounds. Her poodle weighs 28.53 pounds. What is the combined weight of both dogs?
448 pounds
44.8 pounds
4.48 pounds
12.26 pounds
Below is the length of three running trails at three parks.
The trail at Lakewood Park is 9.84 miles.
The trail at Kiest Park is 6.7 miles
The trail at Springfield Park is 13.09 miles.
What is the difference between the length of Springfield Park and Lakewood Park?
6.75 miles
3.25 miles
29.63 miles
7.65 miles
Maggie purchased snacks at the movie theater. She purchased a bucket of popcorn for $7.25, a box of candy for $2.76 and a pickle for $0.98. How much did Maggie pay for all the snacks she purchased at the movie theater?
$10.99
$12.00
$11.89
$23.18
Hank purchased meat for a cookout. He purchased 18.32 pounds of ground beef. He used 13.88 pounds of ground beef to make burgers. How many pounds of ground beef was left?
44.4 pounds
4.44 pounds
32.3 pounds
3.22 pounds
Kristen lives 132.95 meters from Dallas, Texas. Brian lives 207.6 meters from Dallas, Texas. What is the difference between these two distances?
340.55 meters
746.5 meters
74.65 meters
7.465 meters
The tables shows the number of hours five employees at Frosty Treat Ice-Cream Shop worked in a week. What is the difference between the number of hours Danny and Carmen worked?
208.3 hours
55.35 hours
20.83 hours
21.06 hours
The list shows the number of miles Isabell ran in three weeks.
Week 1: 42.07 miles
Week 2: 29.3 miles
Week 3: 34.8 miles
What is the total number of miles Isabell ran during these three weeks?
20.617 miles
256.37 miles
96.15 miles
106.17 miles
Alberto had $89.26 in his piggy bank. He purchased a video game that cost $32.79. How much money does Alberto have left in his piggy bank?
$564.70
$122.05
$56.47
$12.25
The table shows the number of miles two friends drove on a road trip. What is the difference between the number of miles Hannah and Jessica drove?
942.4 miles
94.24 miles
680.56 miles
780.56 miles
Cynthia measured the length of two plants in her garden. The tomato plant was 23.06 inches long and a bean plant was 9.3 inches long. What is the combined length of both plants?
13.76 inches
10.76 inches
42.46 inches
32.36 inches
Line up your decimals
Line up your decimals
Line up your decimals
Line up your decimals
4.54
5.55
5.99
5.9
Line up your decimals
Line up your decimals
Line up your decimals
42.01 - 5.92 =
Round 43.827 to the nearest hundredth.
43.82
43.83
43.87
44
12.789 - 6.352 =
6.437
6.347
6.473
6.374
17.93
0.789
4.97 + 13.02
36.768 - 11.56=
14.87 - 2.341=
22.356 + 49.90=
17.429
17.4
Round 0.262 to the nearest hundredth
0.27
0.262
0.26
0.263
Round 3.174 to the nearest tenth:
3.1
3.174
3.2
3.175
Round 0.146 to the nearest hundredth.
0.15
0.14
0.145
0.146
Round 8.307 to the nearest tenth.
8.307
8.3
8.4
8.308
Round 0.125 to the nearest tenth.
0.1
0.125
0.12
0.13
Which decimal rounds to 0.72?
0.713
0.719
0.726
0.728
Which decimal rounds to 4?
3.428
3.493
3.862
4.697
Round 6.37 to the nearest whole number:
6
5
6.3
6.38
Round 2.386 to the nearest hundredth :
2.3
2.387
2.39
2.4
Round 9.77 to the nearest tenth.
9.76
9.7
9.77
9.8
When rounding, when the number to the right is 5 or more
round up
round down
stay the same
make it zero
When rounding, when the number to the right is 4 or less
round up
add zero
subtract 1
keep the number the same
