Add 20/2 and 72/63
1st number: 10 0/2, 2nd number: 1 9/63
20/2 + 72/63 is 78/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 2 × 63 = 126,
20/2 = 20 × 63/2 × 63 = 1260/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
72/63 = 72 × 2/63 × 2 = 144/126 - Add the two like fractions:
1260/126 + 144/126 = 1260 + 144/126 = 1404/126 - 1404/126 simplified gives 78/7
- So, 20/2 + 72/63 = 78/7
In mixed form: 111/7
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