Place Value & Number Systems Quiz

1. What is the value of the digit 7 in 3,742?

1. 7
2. 7,000
3. 70
4. 700

2. What is 45,000 written in words?

1. Forty-five hundred
2. Forty-five thousand
3. Four hundred and five thousand
4. Four thousand five hundred

3. What does the Roman numeral XIV represent?

1. 14
2. 16
3. 6
4. 9

4. What is the binary number 1010 in decimal?

1. 10
2. 12
3. 5
4. 8

5. Which digit is in the tenths place in 4.736?

1. 3
2. 4
3. 6
4. 7

6. What is 2,500,000 in standard form (scientific notation)?

1. 0.25 × 10⁷
2. 2.5 × 10⁵
3. 2.5 × 10⁶
4. 25 × 10⁵

7. What is 3.7 × 10⁴ written as an ordinary number?

1. 3,700
2. 3,700,000
3. 37,000
4. 370,000

8. Round 6,847 to the nearest hundred.

1. 6,800
2. 6,850
3. 6,900
4. 7,000

9. What is the value of the digit 5 in 0.0052?

1. 5 hundredths
2. 5 ten-thousandths
3. 5 tenths
4. 5 thousandths

10. What is the decimal number 13 in binary?

1. 1011
2. 1100
3. 1101
4. 1111

11. What does XLII represent in Roman numerals?

1. 38
2. 42
3. 48
4. 52

12. Round 0.0847 to 2 significant figures.

1. 0.08
2. 0.084
3. 0.085
4. 0.09

13. What is the place value of the underlined digit in 6,2̲8̲4,000?

1. Hundred-thousands
2. Hundreds
3. Ten-thousands
4. Thousands

14. What is 4.56 × 10⁻² as an ordinary number?

1. 0.00456
2. 0.0456
3. 0.456
4. 456

15. What is 0.00038 in standard form?

1. 0.38 × 10⁻³
2. 3.8 × 10⁻³
3. 3.8 × 10⁻⁴
4. 38 × 10⁻⁵

16. A number has 4 in the millions place, 3 in the thousands place, and 7 in the ones place. What is the number?

1. 4,000,307
2. 4,003,007
3. 4,030,007
4. 4,300,007

17. What is the hexadecimal digit A equal to in decimal?

1. 10
2. 11
3. 8
4. 9

18. Round 3.985 to 2 decimal places.

1. 3.90
2. 3.98
3. 3.99
4. 4.00

19. What is the largest 4-digit number?

1. 10,000
2. 9,000
3. 9,009
4. 9,999

20. What is 1,234,567 rounded to the nearest ten-thousand?

1. 1,230,000
2. 1,234,000
3. 1,235,000
4. 1,240,000