Add 20/2 and 18/63
1st number: 10 0/2, 2nd number: 18/63
20/2 + 18/63 is 72/7.
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,
18/63 = 18 × 2/63 × 2 = 36/126 - Add the two like fractions:
1260/126 + 36/126 = 1260 + 36/126 = 1296/126 - 1296/126 simplified gives 72/7
- So, 20/2 + 18/63 = 72/7
In mixed form: 102/7
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