Add 42/72 and 5/84
42/72 + 5/84 is 9/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 84 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 84 × 6 = 504,
5/84 = 5 × 6/84 × 6 = 30/504 - Add the two like fractions:
294/504 + 30/504 = 294 + 30/504 = 324/504 - 324/504 simplified gives 9/14
- So, 42/72 + 5/84 = 9/14
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