Add 40/72 and 16/42
40/72 + 16/42 is 59/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 42 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
40/72 = 40 × 7/72 × 7 = 280/504 - Likewise, for the 2nd fraction, since 42 × 12 = 504,
16/42 = 16 × 12/42 × 12 = 192/504 - Add the two like fractions:
280/504 + 192/504 = 280 + 192/504 = 472/504 - 472/504 simplified gives 59/63
- So, 40/72 + 16/42 = 59/63
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