Let's solve the Roman numeral comparison problem step by step.
We need to
convert each Roman numeral to its Arabic (standard) number, then
compare it with the other number using `<`, `>`, or `=`.
---
🔢 Roman Numeral Basics:
- I = 1
- V = 5
- X = 10
- L = 50
- C = 100
- D = 500
- M = 1000
Rules:
- When a smaller numeral comes before a larger one, subtract it (e.g., IV = 4).
- Otherwise, add them (e.g., VI = 6).
---
Now let’s go through each row:
---
First Column
1.
XXXV □ 28
XXXV = 10 + 10 + 10 + 5 =
35
35 > 28 →
>
2.
VIII □ 7
VIII = 5 + 1 + 1 + 1 =
8
8 > 7 →
>
3.
XXIX □ 36
XXIX = 10 + 10 + (10 - 1) = 20 + 9 =
29
29 < 36 →
<
4.
XVIII □ 15
XVIII = 10 + 5 + 1 + 1 + 1 =
18
18 > 15 →
>
5.
III □ 9
III = 1 + 1 + 1 =
3
3 < 9 →
<
---
Second Column
6.
XIV □ 31
XIV = 10 + (5 - 1) = 10 + 4 =
14
14 < 31 →
<
7.
XXXI □ 12
XXXI = 10 + 10 + 10 + 1 =
31
31 > 12 →
>
8.
IV □ 4
IV = 5 - 1 =
4
4 = 4 →
=
9.
XX □ 25
XX = 10 + 10 =
20
20 < 25 →
<
10.
XVII □ 17
XVII = 10 + 5 + 1 + 1 =
17
17 = 17 →
=
---
Third Column (Roman vs Roman)
11.
XXII □ XXII
XXII = 20 + 2 = 22
XXII = 22 → 22 = 22 →
=
12.
IX □ VI
IX = 10 - 1 = 9
VI = 5 + 1 = 6
9 > 6 →
>
13.
IV □ XIX
IV = 4
XIX = 10 + (10 - 1) = 10 + 9 = 19
4 < 19 →
<
14.
XXV □ XXXI
XXV = 20 + 5 = 25
XXXI = 30 + 1 = 31
25 < 31 →
<
15.
XXXVI □ XXI
XXXVI = 30 + 5 + 1 = 36
XXI = 20 + 1 = 21
36 > 21 →
>
16.
XXVI □ I
XXVI = 20 + 5 + 1 = 26
I = 1
26 > 1 →
>
17.
XXIX □ VIII
XXIX = 20 + 9 = 29
VIII = 8
29 > 8 →
>
18.
XXXIV □ XII
XXXIV = 30 + 4 = 34
XII = 10 + 2 = 12
34 > 12 →
>
19.
XVII □ XXXI
XVII = 17
XXXI = 31
17 < 31 →
<
20.
XVIII □ XIII
XVIII = 18
XIII = 10 + 3 = 13
18 > 13 →
>
---
✔ Final Answer Key:
```
XXXV > 28
VIII > 7
XXIX < 36
XVIII > 15
III < 9
XIV < 31
XXXI > 12
IV = 4
XX < 25
XVII = 17
XXII = XXII
IX > VI
IV < XIX
XXV < XXXI
XXXVI > XXI
XXVI > I
XXIX > VIII
XXXIV > XII
XVII < XXXI
XVIII > XIII
```
---
📝 Summary:
You compare Roman numerals by converting them to numbers first, then applying the correct inequality sign.
Let me know if you'd like this as a printable answer sheet!
Parent Tip: Review the logic above to help your child master the concept of roman numeral practice worksheet.