Add 49/63 and 42/72
49/63 + 42/72 is 49/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
49/63 = 49 × 8/63 × 8 = 392/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
42/72 = 42 × 7/72 × 7 = 294/504 - Add the two like fractions:
392/504 + 294/504 = 392 + 294/504 = 686/504 - 686/504 simplified gives 49/36
- So, 49/63 + 42/72 = 49/36
In mixed form: 113/36
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