Adding Rational Numbers
Subtracting Rational Numbers
Multiplying Rational Numbers
Dividing Rational Numbers
Word Problems:)
100
-37 + (-12)
-49
100
-18 - 37
-55
100
(-12)(-4)
48
100
-51 divided by 3
-17
100
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?
200
-34.87 + 16.98
-17.89
200
-28.39 - (-74.21)
45.82
200
(12.6)(-3.5)
-44.1
200
25 divided by (-2.5)
-10
200
Sarah bought three shirts that each cost $29.85. How much did she pay in all?
What is $89.55?
300
23/4 + 46/3
21 1/12 or 253/12?
300
7 2/3 + (-4 1/2)
3 1/6
300
(54/5)(-35/4)
-189/2
300
45/4 divided by (-10/3)
What is (-3 3/8) or (-27/8)?
300
A recipe called for two and 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?
12 1/3 cups
400
43 1/5 + (-74/4)
24 7/10 or 247/10
400
-742.12 - 89.35
-831.47
400
(-3)(-4.5)(5.2)
70.2
400
40 1/2 divided by -1 1/4
-32 2/5
400
A submarine was cruising at 1,320.5 feet below sea level. It then started to rise 10.25 feet for 12 minutes. Find the submarine's new depth.
-1,197.5 feet or 1,197.5 feet below sea level
500
-45/4 + 32/3 - (-21/2)
9 11/12 or 119/12
500
-31 1/2 - 8 1/4 - (-12 1/2)
-27 1/4 or -109/4
500
(-37/4)(12/5)(5/2)
-111/2
500
-276.15 divided by 26.3
What is 10.5?
500
A business made $250, 987 in 2014. Half of that money went to pay the employees. Let's say there were 10 employees. Find how much each person made each month. Round to the nearest cent if necessary.
$1,045.78?