Add 6/72 and 40/42
6/72 + 40/42 is 29/28.
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,
6/72 = 6 × 7/72 × 7 = 42/504 - Likewise, for the 2nd fraction, since 42 × 12 = 504,
40/42 = 40 × 12/42 × 12 = 480/504 - Add the two like fractions:
42/504 + 480/504 = 42 + 480/504 = 522/504 - 522/504 simplified gives 29/28
- So, 6/72 + 40/42 = 29/28
In mixed form: 11/28
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