Add 42/16 and 72/63
1st number: 2 10/16, 2nd number: 1 9/63
42/16 + 72/63 is 211/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 63 is 1008
Next, find the equivalent fraction of both fractional numbers with denominator 1008 - For the 1st fraction, since 16 × 63 = 1008,
42/16 = 42 × 63/16 × 63 = 2646/1008 - Likewise, for the 2nd fraction, since 63 × 16 = 1008,
72/63 = 72 × 16/63 × 16 = 1152/1008 - Add the two like fractions:
2646/1008 + 1152/1008 = 2646 + 1152/1008 = 3798/1008 - 3798/1008 simplified gives 211/56
- So, 42/16 + 72/63 = 211/56
In mixed form: 343/56
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