Add 72/63 and 4/18
1st number: 1 9/63, 2nd number: 4/18
72/63 + 4/18 is 86/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 63 × 2 = 126,
72/63 = 72 × 2/63 × 2 = 144/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
4/18 = 4 × 7/18 × 7 = 28/126 - Add the two like fractions:
144/126 + 28/126 = 144 + 28/126 = 172/126 - 172/126 simplified gives 86/63
- So, 72/63 + 4/18 = 86/63
In mixed form: 123/63
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