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Math Grade 2-3 Answer Key

Roman Numerals I to XII

Reading and writing numbers 1 through 12 with Roman numerals

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Roman Numerals I to XII

Reading and writing numbers 1 through 12 with Roman numerals

Math - Grade 2-3

Instructions: Read each problem carefully. Write your answer in the space provided.
  1. 1

    Write the number shown by the Roman numeral III.

    Each I is worth 1.

    The Roman numeral III means 3 because it has three I symbols.
  2. 2

    Write the Roman numeral for the number 6.

    The Roman numeral for 6 is VI because V is 5 and I adds 1 more.
  3. 3

    A clock shows the Roman numeral IV at one hour mark. What number does IV stand for?

    V is worth 5, and I before V subtracts 1.

    IV stands for 4 because I before V means 1 less than 5.
  4. 4

    Circle the Roman numeral that means 9: VI, IX, or XI.

    X is worth 10.

    IX means 9 because I before X means 1 less than 10.
  5. 5

    Write the number shown by the Roman numeral XII.

    The Roman numeral XII means 12 because X is 10 and II adds 2 more.
  6. 6

    Fill in the missing Roman numeral: I, II, III, ___, V.

    The missing number is 4.

    The missing Roman numeral is IV because the list counts 1, 2, 3, 4, 5.
  7. 7

    Write the Roman numeral for the number 8.

    The Roman numeral for 8 is VIII because V is 5 and III adds 3 more.
  8. 8

    Look at the number line from 1 to 12. Which Roman numeral belongs above the number 10?

    X is the Roman numeral for 10.

    The Roman numeral X belongs above the number 10.
  9. 9

    Which is greater: VII or V? Explain your answer.

    VII is greater because VII means 7 and V means 5.
  10. 10

    Match the number to the Roman numeral: 2, 5, 11. Use these Roman numerals: XI, II, V.

    XI means 10 plus 1.

    The matches are 2 = II, 5 = V, and 11 = XI.
  11. 11

    A calendar page uses Roman numerals for the first 12 days. What Roman numeral should be written on day 7?

    Day 7 should be written as VII because V is 5 and II adds 2 more.
  12. 12

    Write the next two Roman numerals in the pattern: V, VI, VII, ___, ___.

    Count up by 1 each time.

    The next two Roman numerals are VIII and IX because the pattern counts 5, 6, 7, 8, 9.
  13. 13

    A student wrote 4 as IIII. Write the usual Roman numeral for 4 and explain the correction.

    Four is written using subtraction from V.

    The usual Roman numeral for 4 is IV because I before V means 1 less than 5.
  14. 14

    Look at the clock face. If the minute hand points to XII, what number is it pointing to?

    The minute hand is pointing to 12 because XII means 12.
  15. 15

    Put these Roman numerals in order from smallest to largest: IX, III, XII, VI.

    First change each Roman numeral into a regular number.

    The Roman numerals in order from smallest to largest are III, VI, IX, XII because they mean 3, 6, 9, and 12.
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