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WorksheetsReview Grade 7 th Math
Total questions: 82
Worksheet time: 2hrs 5mins
Solve 6(y+6)≥35
y≥-1/6
y=1/6
y≤-1/6
Solve for x and y. Given that 3x+2y=12 and 2x+2y=10 by elimination
y=3 and x=2
2y=10-2x
x=2 and y=3
3x=12-2y
Solve -21>-2m+7
m<14
m>14
Solve for a and b. Given that 5a+3b=41 and 4a+3b=37 by elimination
a=-1 8/5 and b=-2 3/3
b=-2 3/3 and a=-1 8/5
a=7 2/3 and b=3 3/5
a=3 3/5 and b=7 2/3
m = 7, r = 8, and t = 2.
4m + t
r/t
3m – 5t
Hint:
40m+35
A boy had a bike for S32000 and was sold for S45000. What was the boy's profit?
S13000
S12500
S23500
don't know
(y - 3)(y + 7)
(x-7)2
(x - 9)(x - 7)
(x - 7)(x + 7)
Dan has 9 sticky notes left. I have 9 times as many as Dan. How many sticky notes do I have?
81
9
72
What is the median of the following data set?
25, 42, 36, 12, 19
36
25
39
26.5
What is the mode of the following data set?
2, 4, 6, 8, 7, 9
2, 4, 6, 7, 8, 9
4
6
no mode
What is the mean of the following set of data?
2, 6, 10, 31, 14, 8
11.8
71
12
14.2
What is an integer?
A whole number
A fraction
A negative number only
Negative and positive whole number and 0
-6 + -20
26
-26
-14
14
-25 + -20 will have a positive answer
true
false
Tyler's bank account has a balance of -30 dollars. Tyler makes 3 withdrawals of $7 each. What is his new balance?
-37
-51
-23
-21
l-7l=-5
l-7l=0
l-7l=-7
l-7l=7
-10 + -7
17
3
-17
-3
239 + 11
250
228
240
-250
-25 + -15
-10
10
-40
40
225 + 230
200
445
-455
455
-46 + -4
-50
-42
42
50
32 + 5 + 10
13
47
27
17
-25 + -9 + -11
3
-45
45
-34
When adding integers with the same sign...
add and make it positive
add and make it negative
add and keep the sign
subtract and keep the sign
34 + 22 + 12
-17
11
68
-52
When adding integers with only negative signs, the answers will always be...
negative
positive
it depends on the numbers
What is the opposite of 4.
(a)
What is the opposite of -3?
(a)
Find the sum: -18 + (-6)
-22
22
-12
12
Find the sum: 35 + 17
52
-52
18
-18
Which equation represents this picture?
5 - 3 = 2
3 + 2 = 5
3 - 2 = 1
2 + 5 = 3
Which equation represents this picture?
1 + 5 = 6
5 - 1 = 4
-5 - -1 = -6
-5 + -1 = -6
Integers can be negative numbers
True
False
What is the rule we use when adding integers of the same sign?
Same signs, add and subtract
Same signs, add the opposite
Same signs, add and keep
Same signs, subtract
