Adding Integers
2 + (-5)
-3
-7 - (-3)
-4
-10, -4, 2, 8, 14, 20
4(-11)
-44
56 ÷ (-8)
-7
-40 + 93
-53
Write as an addition problem, then solve:
75 - (-25)
75 + 25 = 100
Complete this pattern:
2, 4, ___, 16
2, 4, 8, 16
-5(-3)
15
225 ÷ (-15)
-15
-3 + 2 + (-7) + 7 + 13
12
36 - 88
-52
Write a rule for each pattern, then find the next number:
1, 1.5, 2, 2.5, 3,...
Start with 1 and add 0.5 repeatedly; 3.5
-9(-8)(-5)
-360
-200 ÷ (-25)
8
19 + (-9) + 45 + (-32)
23
-17 + 25 - (-58)
66
Write a rule for each pattern, then find the next two numbers:
5, 20, 80, 320,...
Start with 5 and multiply by 4 repeatedly; 1,280 & 5,120
-8 • ____ = -96
-8 • 12 = -96
-76 ÷ ____ = 19
-76 ÷ (-4) = 19
Mr. Perry is $3,275 in debt because he keeps borrowing money to buy Double Doubles. Mrs. Torres won the lottery and has $2,620. How much more money does Mrs. Torres have than Mr. Perry?
$5,895
From 0ºF, the temperature increases 15 degrees and then drops 25 degrees. What is the current temperature?
0 + 15 - 25 = -10
Write a rule for each pattern, then find the next two numbers:
1, 4, 10, 22, 46, 94
Start with 1, multiply by 2 and then add 2, repeatedly; 190, 382
What two integers have a sum of -10 and a product of -75?
-15 and 5
What integer and -3 have the quotient of 9?
-27 ÷ (-3) = 9