Adding and Subtracting Decimals Quiz
Questions: 16 · 10 minutes
1. Calculate 15.03 − 0.8.
15.83
14.23
14.95
7.03
2. What is 0.48 + 0.7?
0.55
0.118
1.18
1.88
3. What number completes the equation 3.75 + ___ = 8.2?
4.55
5.55
4.45
5.45
4. A container holds 7.5 liters of water. Another 1.275 liters is added. How much water is now in the container?
8.325 liters
8.725 liters
9.025 liters
8.775 liters
5. Calculate 8.2 − 3.65.
4.55
5.45
4.65
5.55
6. A walking route is 18.6 kilometers long. You walk 7.85 kilometers in the morning and 4.3 kilometers later. How far remains?
6.45 kilometers
6.55 kilometers
5.45 kilometers
7.45 kilometers
7. Two items cost $9.98 and $4.03. Their total should be close to $14. What is the exact total?
$13.91
$14.11
$14.01
$13.01
8. A student says 5.40 − 2.75 equals 3.35. What is the correct difference?
3.25
2.75
3.35
2.65
9. Find the value of 12 − 4.75.
7.25
7.75
8.75
8.25
10. What is the difference between 6.04 and 5.679?
0.461
0.361
1.361
0.371
11. Which expression has the same value as 3.45?
2.6 + 0.85
3.6 − 0.05
2.6 + 0.085
4.2 − 0.65
12. A notebook costs $6.35 and a pen costs $2.80. What is their total cost?
$9.05
$8.43
$9.15
$8.15
13. A ribbon is 10.5 meters long. After 3.78 meters is cut off, how much remains?
7.28 meters
7.72 meters
6.82 meters
6.72 meters
14. What is 3.7 + 2.45?
5.15
5.82
6.52
6.15
15. What is 0.006 + 0.14?
0.020
0.146
0.154
1.46
16. You have $20.00 and buy items costing $4.65 and $7.80. How much money remains?
$8.55
$7.55
$12.45
$7.45