Dividing Multi-Digit Numbers
Adding Decimals
Subtracting Decimals
Multiplying Decimals
Dividing Decimals
100
Fill in the boxes.
100
When adding decimals, you must line up the decimals.
TRUE or FALSE
TRUE
100
When subtracting decimals, you must line up the decimals.
TRUE or FALSE
TRUE
100
When multiplying decimals, you must line up the decimals.
TRUE or FALSE
FALSE
100
Rewrite the problem so the divisor is a whole number. Explain how you rewrote the problem.
56 ÷ 4.3
560 ÷ 43
I multiplied the dividend and divisor by 10.
200
3720 ÷ 15
248
200
5.67 + 23.4
29.07
200
77.2 - 43.7
33.5
200
4.23 x 9
38.07
200
7.5 ÷ 25
0.3
300
1335 ÷ 20
66.75
300
6.805 + 128.21
135.015
300
27 - 7.5
19.5
300
5.2 x 1.8
9.36
300
10.25 ÷ 8.2
1.25
400
12672 ÷ 18
704
400
15.95 + 3.6 + 8.04
27.59
400
18.9 - 3.482
15.418
400
4.4 x 2.72
11.968
400
5.51 ÷ 0.16
34.4375
500
A company bags 2,000 pounds of potatoes into 12-lb bags. How many full bags will they get?
The company will get 166 full bags.
500
Tania bought a book for $52.75, a pen for $7.25 and a bag of candy for $10.48. How much did she spend?
Tania spent $70.48.
500
Christina wants to purchase four items at the sporting goods store. The items she wants to buy are soccer cleats for $24.99, shin guards for $12.99, soccer socks for $4.49, and a soccer ball for $19.95. If she pays for the items with a $100 bill, how much change will she get?
Christina will get $37.58 back.
500
Richard is buying 2.5 pounds of sliced chicken from the deli. The sliced chicken sells for $6.72 a pound. How much will Richard pay for the sliced chicken?
Richard will pay $16.80 for the sliced chicken.
500
A rectangular garden has an area of 7.44 square feet. If the width of the garden is 3.1 feet, what is the length of the garden?
The length of the garden is 2.4 feet.