Multiplying Decimals Quiz
Questions: 16 · 10 minutes
1. What is 0.6 × 0.4?
0.10
0.024
2.4
0.24
2. A student rewrites 3.6 × 0.25 as 3.6 × one quarter. What is the product?
0.09
1.44
0.9
9
3. Which expression has a product greater than 0.75?
0.75 × 0.4
0.75 × 1.2
0.75 × 0.9
0.75 × 0.1
4. Four notebooks cost $2.35 each. What is their total cost?
$9.40
$8.40
$9.04
$94.00
5. Which number makes the equation 0.8 × ___ = 0.56 true?
0.7
0.64
0.76
0.07
6. What is 1.2 × 0.05?
0.6
0.006
0.65
0.06
7. A recipe uses 1.25 cups of broth per batch. How much broth is needed to make 2.4 times the batch?
3 cups
3.65 cups
30 cups
2.60 cups
8. A student writes 2.3 × 0.4 = 9.2. Which explanation best identifies the error?
The student should have added 2.3 and 0.4 instead.
The student should have divided 2.3 by 4.
The student included too many decimal places in the product.
The student multiplied 23 by 4 but failed to account for the two decimal places in the factors.
9. When a positive decimal is multiplied by 0.7, how does the product compare with the original decimal?
The product is always greater than the original decimal.
The product is less than the original decimal.
The product is equal to the original decimal.
The product is always seven times the original decimal.
10. A cyclist travels at 12.5 kilometers per hour for 0.4 hour. How far does the cyclist travel?
3.125 kilometers
5 kilometers
4.5 kilometers
50 kilometers
11. What is 0.009 × 0.2?
0.18
0.018
0.0018
0.011
12. A bottle holds 0.24 liter. How much liquid is in 0.3 of that amount?
0.072 liter
0.027 liter
0.54 liter
0.72 liter
13. Without calculating the exact product first, which number is the best estimate for 4.9 × 2.1?
7
2.5
10
100
14. To calculate 3.2 × 1.4, a student first finds 32 × 14 = 448. Where should the decimal point go in the final product?
448.0
44.8
0.448
4.48
15. A rectangular panel is 1.5 meters long and 0.8 meter wide. What is its area?
0.12 square meter
2.3 square meters
1.2 square meters
12 square meters
16. What is 2.5 × 3?
0.75
7.5
6.5
75