Add 42/72 and 35/28
1st number: 42/72, 2nd number: 1 7/28
42/72 + 35/28 is 11/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 28 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 28 × 18 = 504,
35/28 = 35 × 18/28 × 18 = 630/504 - Add the two like fractions:
294/504 + 630/504 = 294 + 630/504 = 924/504 - 924/504 simplified gives 11/6
- So, 42/72 + 35/28 = 11/6
In mixed form: 15/6
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