7th Grade
Integers
Integers
What is (-6)-(-7)?
1
Solve For X
X-4=10
14
What is additive inverse?
Simplify: 3.56 + (-4.05) =
- 0.49
Simplify: 5a - 2b - 3 + 2b - 6a
A. –4 C. –a – 3
B. 2a – 4b D. a – 3
C. -a - 3
-11
Solve for C
8 - C = 30
-22
All whole numbers that are negative and positive.
What are integers?
Simplify: 1/2 - (-0.75) =
1.25
Simplify: (7x + 13) + (3x + 5)
10x +18
What is -8(9)
-72
Solve for x
2x = 36
18
Terms that have a letter that represents a value.
What are variables?
Simplify:
3/4 - 0.25 + 1/2 - 0.75 =
0.25
Simplify:
(5x + 7) - (3x + 5)
2x + 2
(-3/5)(-3/2)
9/10
Solve for x
2/3x = 14
x=21
What process do you use to solve for x in the equation
2x - 6 = 30?
Inverse operation
Simplify: 2/4 + 6/8 - 0.5 =
3/4 or 0.75
Solve for x. 2x< 10
x < 5
-45/5
-9
Solve for y
2.5y−0.8 = 10
y= 4.32
A factor that produces one or the reciprocal of a number.
What is the multiplicative inverse?
Simplify: 0.25 x 3/4 =
3/16 or 0.1875
Solve for x.
3x - 5 > 22
x > 9
-2 1/9 / -7/4
1 13/63
Solve:
17 less than three times a number is 1. What is the number?
6
The rule that tells you the sequence to follow when evaluating or solving.
What is the order of operations?
Convert to 5/8 into a decimal.
0.625
Solve for x. -3x - 5 > 22
x < 9