Adding and Subtracting Integers (CH 1-2)
-26 + 21
-5
-7 = n + -2
-6 x -4
24
3.305 + 1.7
5.005
The greatest multiple of 7 that is less than 80.
77
35 - (-22)
57
Write the expression: two greater than the quotient of 30 and 6
30/6 + 2
17(−13)
-221
8.5 - 0.96
7.54
Is 153 prime or composite. Explain.
Composite.
The sum of the digits is 9, which is divisible by 3.
The property representing -6 + 4 = 4 + -6.
Communtative Property
Write the expression: The product of 5 and x decreased by 2.
5x-2
46 ÷ (−2)
-23
0.2 x 1.6
0.32
What are the prime factors of 144. (Use exponents)
24 x 32
Lisa’s bank account reads −$56. If Lisa withdraws $23 from her account, what will her balance be?
- $79.00
In 24 years, Victor will be 42 years old. How old is Victor now?
18 years old.
3y – 5= 13
y=6
5.27 / 3.1 =
1.7
Write 0.0034 in scientific notation.
3.4 x 10-3
The temperature in Anchorage, Alaska, is −15 ˚F. The temperature rises 12 ˚F during the day. What is the new temperature?
-3 degrees F
63 + m= −18
-81
Write the expression AND solve for:
the product of 3 times a number, increased by 6, is 12
x=2
3.18x – 1.5= 6.45
2.5
−14 ÷ 2 – 2 (12 − 15)2
-25