1.1 Integers/Opposites
The temperature was 8 degrees. It dropped so that the temperature was 0 degrees. Represent the change of temperature as an integer.
-8
Is the following decimal terminating or repeating?
1.355
Terminating
(-15) + 15 =
0
-7 - 8 =
-7 + -8 = -15
390.6448 + (-6.4) =
384.2448
An airplane descended 4,000 feet before landing. The integer that represents how many feet the airplane was above the ground before its descent is...
4,000
Is the following decimal terminating or repeating?
7.33333...
Repeating
-51 + (-12) =
-63
45 - (-32) =
45 + 32 = 77
-487.85 - 1.8 =
-487.85 + (-1.8) = -489.65
What is the opposite of losing 7 yards?
Gaining 7 yards
Write the fraction as a decimal
85/100
0.85
-14 + (-13) =
-27
-16 - (-16) =
-16 + 16 = 0
483.3 - (-7.9813) =
483.3 + 7.9813 = 491.2813
What is the opposite of depositing $200?
Withdrawing $200
Write the decimal as a fraction and simplify
0.35
7/20
78 + (-6) =
72
15 - 27 =
15 + (-27) = -12
-1/4 + 2/3 =
-3/12 + 8/12 = 5/12
What do you call two integers that combine to equal zero?
Write the fraction as a decimal
9/20
0.45
-27 + 22 =
-5
-5 - (-33) =
-5 + 33 = 28
5/4 - 3/10
25/20 - 6/20 = 19/20