Multiplying Decimals
Multiply:
5.3 * 10^3 =
5,300
Solve:
0.128 * 300 =
38.4
Solve:
1.35 / 9 =
0.15
Mrs. Vanni's class painted ceramic for an art project. Each piece of ceramic had an area of 6.25 square inches. Her students painted 200 pieces each day. What was the total area that they painted after the end of the third day?
6.25 x 200 = 1,250
1,250 x 3 = 3,750 square inches
What is the value of this equation?
0.56 * 10^3 + 0.63 * 10^3
1,190
Multiply:
0.19 * 4,000 =
760
Solve:
2.156 * ? = 215.6
100
Solve:
24.3 / 30 =
0.81
Convert the following:
8.09kg= ______kg ________g
8.09kg= __8___kg ____9___g
Mrs. Wilson bought 3 pounds of cookies for $1.58 per pound. She also bought 8 glasses of milk for $0.50 each. How much did she pay for the cookies and milk?
milk= $0.50 x 8 = $4.00
total = $4.00 + $4.74 = $8.74
Find the missing number:
8.109 x ______ = 810.9
8.109 x ___100___ = 810.9
Solve:
2.07 * 9 =
18.63
Solve:
59 / 500 =
0.118
Convert the following:
7.697 L = ________L _________mL
7.697 L = ___7____L ____697__mL
Solve:
8.562 * 20 =
171.24
Solve:
9.335 * 10^3 =
9,335
Solve:
318 / 3,000 =
0.106
A ribbon is 12.3 feet long. Another ribbon is 3.12 feet shorter than it. What is the total length of the two ribbons?
ribbon 1 = 12.3 ft
ribbon 2 = 12.3 - 3.12 = 9.18 ft
Both = 12.3 ft + 9.18 ft = 21.48 ft
Solve:
.03 * 10^2 =
3
What is the missing number:
? / 10 = 67.05
670.5
A piece of cheese is 1.75 meters long (now THAT is a long piece of cheese). A mom cuts off 0.8 meter. She then cuts the remaining piece in half forming two equal slices.
a. How many meters long is each equal slice?
b. How many centimeters long is it?
a. 1.75 - 0.8 = 0.95
0.95 / 2 = 0.475 meters
b. 0.475 x 1000= 47.5 cm
Mrs. Perey buys 4 purses at a cost of $48.50 each. Estimate the least amount of $20 bills she will need to buy all 4 purses.
1 purse is estimated to $50.
4 purses is estimated to $200.
200 / 20 = 10
She needs 10 twenty dollar bills