Add 8/56 and 42/63
8/56 + 42/63 is 17/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
8/56 = 8 × 9/56 × 9 = 72/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
42/63 = 42 × 8/63 × 8 = 336/504 - Add the two like fractions:
72/504 + 336/504 = 72 + 336/504 = 408/504 - 408/504 simplified gives 17/21
- So, 8/56 + 42/63 = 17/21
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