Adding & Subtracting Decimals
284.78 + 468.43
753.21
6.34 x 3.4
21.556
4 1/5 - 1 1/4
(you have to find a common denominator)
2 19/20
What does this number classify as? (Whole, Integer, or Rational)
-5/6
Rational
Order the following numbers from least to greatest.
A.) -8.5
B.) 6.75
C.) 47/9
D.) 5 1/4
E.) -7.2
A, E, C, D, B
863.35 - 127.69
735.66
39.9 x 8.1
323.19
2 2/5 x 3/8
9/10
What does this number classify as? (Whole, Integer, Rational)
6/3
Whole
Order the following rational numbers from least to greatest.
A.) 650%
B.) -1/2
C.) 2 3/4
D.) -3.7
E.) 100%
620 - 89.7
530.3
3,015 / 45
"/" means divided by
67
5/12 divided by 2/5
1 1/24
True or false- an integer is always a whole number.
False
Miles, Karl, Laney, and Tyrone each walked from their houses to the store. Miles walked 4/5 mile, Karle walked 2/3 mile, Laney walked 1/2 mile, and Tyrone walked 7/8 mile. Order the four friends' walking distance from farthest to shortest.
Tyrone, Miles, Karl, Laney
Michael is purchasing back-to-school supplies. He buys a math workbook for $19.88, a calculator for $35.97, and a pack of pencils for $8.27. How much did he spend on school supplies?
$64.12
The Bailey family is traveling 565.5 miles for a family vacation. If they estimate they can travel 78 miles per hour, then how many hours will it take the Bailey family to arrive at their destination?
7.25 hours
Chris is building a model out of wire. He has a wire that measures 9/10 of a yard. If he cuts it into 5 equal parts, then how long will each piece be?
9/50 yard
True or false- an integer can also be classified as a rational number.
True
Order these numbers from least to greatest.
A.) -1.4%
B.) 0.4%
C.) 0.09%
D.) -0.8%
A, D, C, B
Mr. Christianson orders 88 pounds of mulch for his yard. He ends up only needing 43.7 pounds. How much does he have left over?
44.3 pounds
To fill up his gas tank, Sam puts in 16.8 gallons of gas costing $3.90 per gallon. How much does Sam spend of fuel? Round to the nearest hundredths place.
$65.52
A recipe requires 1 2/3 cups of sugar. If Mrs. Blancas is going to make 1/2 of the recipe, then how much sugar does she need?
5/6 of a cup
True or false- All whole numbers are also rational numbers.
True
Order the following numbers from greatest to least.
A.) 17/20
B.) 9/10
C.) 75%
D.) 0.65
B, A, C, D