Multiplying Decimals
Multiply. Then use estimation to check that the answer is reasonable.
1.742 x 3
What is 5.226 and 6?
Tell whether the commutative or associative property of multiplication allows you to rewrite the problem as shown.
(2 x 5.4) x 6.3 = 2 x (5.4 x 6.3)
What is associative?
Divide. Round to the nearest tenth if necessary.
21.9 divided by 3
What is 7.3?
Find the product or quotient using mental math.
38.06 x 10
What is 380.6?
24.5 L = _____ kL
What is 0.0245?
Multiply. Then use estimation to check that the answer is reasonable.
16 x 0.78
What is 12.48 and 20?
Tell whether the commutative or associative property of multiplication allows you to rewrite the problem as shown.
7 x 3.76 x 15 = 3.76 x 7 x 15
What is commutative?
Divide. Round to the nearest tenth if necessary.
1102.5 divided by 25
What is 44.1?
Find the product or quotient using mental math.
621.37 divided by 10
What is 62.137?
26 g = _____kg
What is 0.026?
Multiply. Then use estimation to check that the answer is reasonable.
5.61 x 7.2
What is 40.392 and 42?
Use the distributive property to evaluate the expression.
10(9.7 + 5.6)
What is 153?
Divide. Round to the nearest tenth if necessary.
11.8 divided by 0.27
What is 43.7?
Find the product or quotient using mental math.
1357.25 x 0.001
What is 1.35725?
Use >, <, =
1.94 m ____ 0.0194 km
What is <?
Multiply. Then use estimation to check that the answer is reasonable.
25.27 x 8.02
What is 202.6654 and 200?
Use the distributive property and mental math to find the product.
9(7.1)
What is 63.9?
Divide. Round to the nearest tenth if necessary.
723 divided by 0.48
What is 1506.3?
Find the product or quotient using mental math.
46.9 divided by 0.01
What is 4690?
Use >, <, =
31 mg ____ 0.03 g
What is >?
Multiply. Then use estimation to check that the answer is reasonable.
294.7 x 5.0025
What is 1474.23675 and 1500?
Use the distributive property and mental math to find the product.
2(9.8)
What is 19.6?
Divide. Round to the nearest tenth if necessary.
9 divided by 19
What is 0.5?
Find the product or quotient using mental math.
221.4 divided by 100
What is 2.214?
Choose an appropriate unit to measure the mass of a pencil, mass of a toad, capacity of a coffee cup.
What are grams, grams, milliliters?