Adding Rational Numbers
-16+(-8)
-24
(-4)-7
-11
-9(-16)
144
-56 divided by -8
7
A diver dove 35 feet below sea level. He then swam another 17 feet down. How many feet had he traveled?
What is (-52) feet or 52 feet below sea level?
What is the additive inverse of -2.5?
2.5
10.8-(-6.4)
17.2
16(-12)
-192
-8/9 divide 2/3
-1 1/3
Sarah bought three shirts that each cost $29.85. How much did she pay in all?
What is $89.55?
6.25+(-8.50)
-2.25
1/4 - 7/8
-5/8
-6/7 * -3/4
9/14
Convert
7/8
to a decimal. Then determine if the decimal is terminating or repeating.
0.875; terminating
Jeremy is $124.60 in debt to his grandparents. He determines that he can pay them back in five months. What effect will his repayment have on his monthly bank account?
He will withdraw $24.92 each month from his bank account.
-54.26+(-15.42)
-69.68
-742.12 - 89.35
What is -831.47?
-8.9 (1.4)
-12.46
Fourteen and a half divided by negative two and a quarter
What is negative six and four-ninths or
-6 4/9
?
Convert 5/6 to a decimal. Then determine if the decimal is terminating or repeating.
0.833333... ; repeating
-1 1/2 + 2 7/10
What is 1.2 or
1 1/5
5/8 - 1 7/8
-1 1/4
Multiply:
-6(1 3/8)
-8 1/4
-5.1 divide -1.5
3.4
A recipe called for two and a half cups of sugar and three and two-thirds cups of flour. If Sarah wanted to double the recipe, how many cups of dry ingredients would she have in all?
What is twelve and one-third cups or
12 1/3 c
?