Add 72/63 and 50/42
1st number: 1 9/63, 2nd number: 1 8/42
72/63 + 50/42 is 7/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 42 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 42 × 3 = 126,
50/42 = 50 × 3/42 × 3 = 150/126 - Add the two like fractions:
144/126 + 150/126 = 144 + 150/126 = 294/126 - 294/126 simplified gives 7/3
- So, 72/63 + 50/42 = 7/3
In mixed form: 21/3
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