Adding/Subtracting Decimals
A city had 9.2 inches of rain in April and 4.3 inches of rain in May. What is the difference in rainfall between the two months?
4.9
3.6 x 4.2
15.12
12.8 ÷ 4
Ryan has 782 beads. He wants to divide the beads evenly to make 34 bracelets. How many beads will be used for each bracelet?
23 beads
The temperature in a city on a Friday was 46.8 degrees Fahrenheit. On Saturday, the temperature was 63.5 degrees Fahrenheit. How much higher was the temperature on Saturday?
16.7 degrees
Subtracting Decimals
10 - 8.9
1.1
7.24 x 0.6
4.344
667 ÷ 23
29
The dance committee has 1,120 flowers. They want to divide the flowers evenly among 32 centerpieces. How many flowers will be in each centerpiece?
35 flowers
Bananas cost $0.49 per pound and grapes cost $1.15 per pound. Leanne bought 3.5 pounds of bananas and 2.4 pounds of grapes. How much did she pay for the bananas and grapes?
$4.48
Adding Decimals
7.9 + 12.4
20.3
56.99 × 0.01
0.5699
75.42 ÷ 0.1
754.2
The student council sold 286 roles of wrapping paper for a fundraiser. If they raised $3,146, what was the cost of one role of wrapping paper?
$11
Mrs. Garcia bought 9.1 yards of fabric for $18.79 . About how much was the cost per yard?
$2
Subtracting Decimals
50 - 37.5
12.5
A sea horse travels an average of 0.01 mile per hour. At that rate, how far can a sea horse travel in 2.4 hours?
0.024
Kevin bought 4.6 pounds of pecans for $50.89. About how much was the cost per pound?
$10
There are 745 students going on a school field trip. Each bus can carry 46 students. How many buses should the school reserve? Explain your reasoning.
17 buses
Isidro wants to purchase a used scooter that costs $89.75. The sales tax is found by multiplying the price of the scooter by 0.065. Find the total amount of money Isidro will pay. Round to the nearest cent.
$95.58
Lilly had a board that was 54 inches long. She cut off 22.5 inches for a project. How many inches of the board remain?
31.5 inches
One meter is approximately equal to 39.39 inches. About how many inches are in 5 meters?
200
A family travels 613.4 miles in 11.5 hours. Estimate the number of miles they can travel in one hour.
50 miles
Molly’s sister has 475 stickers that she wants to put in a book. Each page can hold 38 stickers. How many pages will she need? Explain your reasoning.
13 pages
Find the area of a figure if the length is 9.5 cm and the width is 4.1 cm. Hint: Use A = lw.)
38.95 squared cm