-15 - (-10)
Negative (-)
Distance between 52.8 and -12.7
(write the formula and solve)
|52.8 - (-12.7)| = |65.5| = 65.5
The distance away from zero. This is always positive.
a) distance c) absolute value
b) change d) additive inverse
C) absolute value
1/11
__
0.09
5 + 7 = 7 + 5
a) associative c) commutative
b) identity d) distributive
c) commutative
Positive (+)
What is the difference between 20 feet above sea level and 15 feet below sea level?
|20 - (-15)| = |35| = 35
A number and its opposite are:
a) distance c) absolute value
b) change d) additive inverse
D) additive inverse
3/25
0.12
7 + (5 + 2) = (7 + 5) + 2
a) associative c) commutative
b) identity d) distributive
a) associative
5 1/2 - 5 1/4
Positive (+)
Your class took a hike. The trail started at 47 feet below sea level and ended 185 feet above sea level. How far was the climb?
|-47 - 185| = |-232| = 232
The answer for a division problem:
a) dividend c) sum
b) quotient d) product
0.17
17/100
10 + (8 + 2) = 10 + (2 + 8)
a) associative c) commutative
b) identity d) distributive
c) commutativw
4.5 + (-4.7) - 2.6 + 2.8
Zero (0)
The temperature was 50.4 degrees but dropped to 30.8 degrees. By how much did the temperature fall?
|50.4 - 30.8| = |19.6| = 19.6
Numbers to the left of zero:
a) integers c) negative (-)
b) positive (+) d) additive inverse
c) negative (-)
5.007
5007/1000
6(3 + 2.5) = 18 + 15
a) associative c) commutative
b) identity d) distributive
d) distributive
A climber descended 1000 feet from an elevation of 750 feet.
Un escalador descendió 1000 pies desde una altura de 750 pies.
نزل متسلق ١٠٠٠ قدم من ارتفاع ٧٥٠ قدما.
Negative (-)
Sarah and Joe went scuba diving during vacation. They started at an elevation of 10 feet, then dove 30 feet below sea level, and rose 15 feet where the dolphins are. What is the distance between the first and last elevations?
First: 10 - 30 = -20
Then: -20 + 15 = -5
Distance: |10 - (-5)| = |15| = 15 feet
The numbers you multiply together:
a) products c) addends
b) factors d) dividends
4/3
__
1.3
12.053 x 1 = 12.053
a) associative c) commutative
b) identity d) distributive
b) identity