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Worksheets

Mental Math Prep (2)

Total questions: 101

Worksheet time: 2hrs 56mins

Name
Class
Date
1.

_______ + 100 = 347

a)

247

b)

257

c)

347

2.

917 + 10 = ______

a)

947

b)

937

c)

927

3.

_______ + 100 = 461

a)

261

b)

361

c)

461

4.

877 - 100

a)

777

b)

867

c)

977

d)

877

5.

What is 567 - 100?

a)

400

b)

666

c)

467

d)

567

6.

What is 789 + 10?

a)

788

b)

799

c)

799

d)

7990

7.

3000 - 100

a)

3100

b)

3010

c)

2900

d)

2010

8.

2100-10

a)

2090

b)

2110

c)

2101

d)

2000

9.

What is the missing number to make the fractions equivalent?

a)

2

b)

8

c)

6

d)

12

10.

What is the missing number to make the fractions equivalent?

a)

22

b)

6

c)

4

d)

12

11.

What is the missing number to make the fractions equivalent?

a)

2

b)

6

c)

4

d)

3

12.

What is the missing number to make the fractions equivalent?

a)

16

b)

8

c)

4

d)

24

13.

What is the missing number to make the fractions equivalent?

a)

2

b)

15

c)

10

d)

12

14.

What is the missing number to make the fractions equivalent?

a)

2

b)

8

c)

15

d)

10

15.

What is the missing number to make the fractions equivalent?

a)

4

b)

6

c)

2

d)

25

16.

What is the missing number to make the fractions equivalent?

a)

24

b)

3

c)

12

d)

18

17.

Which fraction is equivalent to

13\frac{1}{3}  

a)

511\frac{5}{11}  

b)

515\frac{5}{15}  

c)

68\frac{6}{8}  

d)

17\frac{1}{7}  

18.
Convert 3 kg to grams
a)
3000 g
b)
300 g
c)
30 g
d)
0.3 g
19.
Convert 4 m to cm
a)
40 cm
b)
400 cm
c)
0.4 cm
d)
0.04 cm
20.
Convert 140 cm to m
a)
14 m
b)
0.14 m
c)
1.4 m
d)
1400 m
21.
Convert 4500 g to kg
a)
4.5 kg
b)
450 kg
c)
45 kg
d)
4.5 kg
22.
Convert 6.52 kg to grams
a)
6520 g
b)
652 g
c)
65.2 g
d)
0.652 g
23.

1 L= ____ml

a)

10

b)

100

c)

1,000

d)

12

24.

14 L= ____ml

a)

140

b)

1400

c)

14,000

25.

Convert 45,000 ml to l

a)

4500 l

b)

450 l

c)

45 l

d)

4.5 l

26.

Convert 210 mm to cm

a)

2.1 cm

b)

21 cm

c)

210 cm

d)

2100 cm

27.

Convert 2 m to mm

a)

200 mm

b)

20 mm

c)

0.002 mm

d)

2000 mm

28.

7x6

a)

42

b)

56

c)

49

29.

12x11

a)

120

b)

132

c)

200

d)

1

30.

6x6

a)

1

b)

12

c)

32

d)

36

31.

4x4

a)

8

b)

23

c)

16

d)

1

32.

9x9

a)

1

b)

12

c)

81

d)

18

33.

2x2

a)

4

b)

3

c)

1

d)

8

34.

3x12

a)

48

b)

24

c)

36

d)

4

35.

12x6

a)

81

b)

72

c)

2

d)

18

36.

5x5

a)

25

b)

1

c)

10

d)

6

37.

10x3

a)

9

b)

13

c)

30

d)

65

38.

9x5

a)

45

b)

56

c)

10

d)

14

39.

12x9

a)

108

b)

456

c)

18

d)

59

40.

2x8

a)

16

b)

43

c)

74

d)

96

41.

8x11

a)

81

b)

3

c)

88

d)

19

42.

10x8

a)

2

b)

18

c)

80

d)

17

43.

8x12

a)

96

b)

43

c)

4

d)

20

44.

1x5

a)

6

b)

4

c)

5

d)

7

45.

6x3

a)

18

b)

43

c)

9

d)

4

46.

1x10

a)

10

b)

63

c)

856

d)

1

47.

4x8

a)

54

b)

32

c)

53

d)

86

48.

8 ÷ 8 =

49.

16 ÷ 8 =

50.

24 ÷ 8 =

51.

32 ÷ 8 =

52.

40 ÷ 8 =

53.

48 ÷ 8 =

54.

56 ÷ 8 =

a)

9

b)

8

c)

7

d)

6

55.

64 ÷ 8 =

a)

9

b)

8

c)

7

d)

6

56.

72 ÷ 8 =

a)

9

b)

8

c)

7

d)

10

57.

80 ÷ 8 =

a)

11

b)

9

c)

10

d)

8

58.

88 ÷ 8 =

a)

11

b)

12

c)

10

d)

9

59.

96 ÷ 8 =

60.
What is the probability of spinning an even number? 
a)
16 2/3%
b)
33 1/3%
c)
50%
d)
75%
61.
What is the probability of spinning a prime number? 
a)
1/2
b)
2/3
c)
1/6
d)
0
62.

The probability of getting a black car in this picture is?

a)

certain

b)

unlikely

c)

impossible

d)

likely

63.

What is the probability of a spinner landing on pop corn?

a)

certain

b)

unlikely

c)

likely

d)

even chance

64.

What is the probability of getting a red balls when you take one ball randomly from the bag?

a)

impossible

b)

even chance

c)

likely

d)

unlikely

65.

What is the probability of picking an apple when you take one fruits randomly?

a)

even chance

b)

certain

c)

unlikely

d)

likely

66.

What is the probability of getting a Y counter when you take one counter randomly from the bag?

a)

impossible

b)

certain

c)

even chance

d)

likely

67.

What is the probability of getting an odd numbers when you spin the spinner?

a)

likely

b)

unlikely

c)

certain

d)

impossible

68.

What is the probability of getting a number that are less than 7 when you roll a dice?

a)

impossible

b)

certain

c)

unlikely

d)

likely

69.

What is the probability of getting a white ball when you choose one ball randomly from the bag?

a)

even chance

b)

certain

c)

likely

d)

impossible

70.

What is the probability of getting an odd number when you roll a dice?

a)

imposible

b)

unlikely

c)

even chance

d)

likely

71.

The probability of getting a black car in this picture is?

a)

certain

b)

unlikely

c)

impossible

d)

likely

72.

2-2=0

a)

impossible

b)

likely

c)

certain

d)

even chance

73.

What is the probability of picking an apple when you take one fruits randomly?

a)

even chance

b)

certain

c)

unlikely

d)

likely

74.

Select all values that are solutions to the inequality x < 20

a)

0

b)

100

c)

10

d)

50

75.

Select all values that are solutions to the inequality G > 0.2

a)

0

b)

1

c)

0.2

d)

-1

e)

1/2

76.
x is less than 9
a)
x < 9
b)
x > 9
c)
x ≥ 9
d)
x ≤ 9
77.

A student must be at least 15 years old (15 years old or older) to obtain a driver’s permit.

a)

x > 15

b)

x < 15

c)

x ≤ 15

d)

x ≥ 15

78.
You and your friends ate more than 8 slices of pizza at the party.
a)
x > 8
b)
x < 8
c)
x ≤ 8
d)
x ≥ 8
79.

Combine the like terms in the expression: 4t-9+3t

a)

7t-9

b)

43t-9

c)

There are no like terms

80.

Combine the like terms in the expression: 12c+2+7c

a)

There are no like terms

b)

19c+2

c)

5c+2

d)

19c

81.

Combine the like terms in the expression: 3r+2r-8t

a)

There are no like terms

b)

5r-8t

c)

13rt

82.
Simplify the expression: 3x + 2x
a)
5x
b)
x
c)
6x
d)
5
83.
Simplify the expression: 2x + 1 + 7x 
a)
10x
b)
10
c)
9x + 1
d)
9 + 1x
84.
Simplify the expression: 7v + 2 + 12 + 2v
a)
23
b)
23v
c)
9 + 14v
d)
9v + 14
85.
Simplify the expression: 2x + 1 + 7x 
a)
10x
b)
10
c)
9x + 1
d)
9 + 1x
86.
a + a + a + a
a)
a + 4 
b)
4a 
c)
a to the fourth power 
d)
4a + 4 
87.
Simplify by combining like terms:
5a + 2b - 3a + 4
a)
8a + 2b + 4
b)
2a + 2b + 4
c)
8ab
d)
4ab + 4
88.
5x + 3y + 5 + 4x + 3y + y + 8
a)
9x + 7y + 13
b)
6x + 2y + 2
c)
25x + 2y + 3
d)
x + 7y + 12
89.
Simplify the following expression:
3 + 5x + 8 - 2x
a)
-3x2 - 11
b)
3x2 + 11
c)
11 - 3x
d)
11 + 3x
90.

Simplify: n + n + n

a)

2n

b)

4n

c)

3n

d)

0n

91.

Simplify 10a + 7a + 3a

a)

20a

b)

17a

c)

14a

d)

9a

92.
x + 8 = 15
a)
x = 23
b)
x = 7
c)
x = 120
d)
x = 15/8
93.
13 + y = 20
a)
y = 13
b)
y = 33
c)
y = 7
d)
y = 20/13
94.
n - 4 = 12
a)
n = 16
b)
n = 8
c)
n = 4/12
d)
n = 12/4
95.
x - 10 = 20
a)
x = 20/10
b)
x = 20
c)
x = 10
d)
x = 30
96.
8 - n = 12
a)
x = 4
b)
x = 20
c)
x = - 4
d)
x = -20
97.
5 n = 30
a)
n = 150
b)
n = 25
c)
n = 5
d)
n = 6
98.
6 y = 42
a)
y = 7
b)
y = 6
c)
y = 36
d)
y = 48
99.
1/2 n = 10
a)
n = 10
b)
n = 5
c)
n = 20
d)
n = 12
100.
y/3 = 8
a)
y = 3/8
b)
y = 8/3
c)
y = 24
d)
y = 83
101.
2/3 n = 8
a)
n = 238
b)
n = 12
c)
n = 24/2
d)
n = 7 1/3