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Roman Numerals Practice (1 to 1000) Worksheet
Decode and encode Roman numerals using standard subtraction and addition rules (I, V, X, L, C, D, M). 10 practice exercises.
Base & Numeral Systems
Easy / Beginner
Elementary School (Grades 3–5)
10 Problems
Name:
Date:
Class:
Score:
______ / 10
1)
Convert decimal 9 to Roman numerals:
2)
Convert decimal 14 to Roman numerals:
3)
Convert decimal 27 to Roman numerals:
4)
Convert decimal 49 to Roman numerals:
5)
Convert Roman numeral XVI to decimal:
6)
Convert Roman numeral XL to decimal:
7)
Convert Roman numeral XC to decimal:
8)
Convert Roman numeral CXXV to decimal:
9)
Convert decimal 34 to Roman numerals:
10)
Convert Roman numeral LXX to decimal:
Answer Key & Solutions
Roman Numerals Practice (1 to 1000) Worksheet
#1:
IX
10 - 1 = IX.
#2:
XIV
10 + (5 - 1) = X + IV = XIV.
#3:
XXVII
20 + 7 = XX + VII = XXVII.
#4:
XLIX
40 + 9 = XL + IX = XLIX.
#5:
16
X + V + I = 10 + 5 + 1 = 16.
#6:
40
L - X = 50 - 10 = 40.
#7:
90
C - X = 100 - 10 = 90.
#8:
125
C + XX + V = 100 + 20 + 5 = 125.
#9:
XXXIV
30 is XXX, 4 is IV. Combined: XXXIV.
#10:
70
L = 50, X = 10, X = 10. 50 + 10 + 10 = 70.
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