Adding and Subtracting Rationals
4/5 - 1/2
3/10
Convert 0.45 to a SIMPLIFIED fraction.
9/20
123 - 245
-122
Simplify: -5b - 6b
-11b
-2 + 3 x 4
10
(0.56) + (-0.015)
-0.575
Convert to a decimal: 5/8
0.625
-81 / -9
9
Combine like terms: -5x + 4 - 8x + 10
-14x + 14
-12 + -4 ÷ -2 + 2 x -1
-12
4 1/5 - 8 2/3
- 4 7/15
1/3 ÷ -4/9
-3/4
(12)(-2)(-3)
72
Simplify 4a + 10 - 2a
2a + 10
6 + (10 − 6) ÷ 4 × 3
COPY DOWN FIRST
9
-2 5/6 - (-1 5/12)
-1 5/12
-5 1/3 x 1 3/7 (Write your answer as a mixed number)
-7 1/3
The temperature in Antarctica was -15 degrees yesterday. Today it was 9 degrees higher. What is the temperature today?
-15 + 9
-6 degrees
Combine like terms: m + 3 - 2m - 1
-m + 2
5 - 5 x 7 + 10
-20
Order from least to greatest - 0.65 , 0.45, -3/5
- 0.65, -3/5 (or -0.6), 0.45
10 1/4 ÷ 4
2 9/16
A dolphin dove to -12 feet below the water. It then jumps from that depth up 20 feet. What integer represents the dolphins current height from the water level? (maybe draw a picture to help you)
-12 + 20
8 feet
Combine x - 10 + 4x - 2
5x + -12 or 5x - 12
(-2 + 4 x 7 ÷ 2 + -4) ÷ 2 COPY FIRST
-4