Add 42/72 and 7/56
42/72 + 7/56 is 17/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
42/72 = 42 × 7/72 × 7 = 294/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
7/56 = 7 × 9/56 × 9 = 63/504 - Add the two like fractions:
294/504 + 63/504 = 294 + 63/504 = 357/504 - 357/504 simplified gives 17/24
- So, 42/72 + 7/56 = 17/24
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