Add 72/14 and 30/63
1st number: 5 2/14, 2nd number: 30/63
72/14 + 30/63 is 118/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 14 × 9 = 126,
72/14 = 72 × 9/14 × 9 = 648/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
30/63 = 30 × 2/63 × 2 = 60/126 - Add the two like fractions:
648/126 + 60/126 = 648 + 60/126 = 708/126 - 708/126 simplified gives 118/21
- So, 72/14 + 30/63 = 118/21
In mixed form: 513/21
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