Quiz: Decimal Computation

1. 34.6 + 1.82 + 100.005 =
a. 100.533
b. 136.425
c. 628.005
2. Three tenths plus four hundredths plus one and seventeen thousandths equals
a. one and three hundred fifty-seven thousandths
b. one and twenty-four thousandths
c. four hundred fifty-seven thousandths
3. Which of the following correctly sets up one and one thousandth plus two hundred plus three thousandths?
a. equation
b. equation
c. equation
4. 38.32 – 2.1 =
a. 38.11
b. 36.22
c. 17.32
5. 234.5 – 21.17 =
a. 213.33
b. 213.47
c. 228
6. Twenty and twenty-thousandths minus three and three tenths equals
a. seventeen and seven hundredths
b. seventeen and seven thousandths
c. sixteen and seventy-two hundredths
7. 0.23 × 1.2 =
a. 0.0276
b. 0.276
c. 2.76
8. 0.002 × 0.03 =
a. 0.006
b. 0.0006
c. 0.00006
9. One thousandth times one hundred equals
a. one hundred-thousandth
b. one hundredth
c. one tenth
10. equation =
a. 4
b. 0.4
c. 0.04
11. equation =
a. 4
b. 40
c. 400
12. equation =
a. 0.75
b. 0.075
c. 0.0075

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