Add 42/28 and 75/72
1st number: 1 14/28, 2nd number: 1 3/72
42/28 + 75/72 is 61/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 28 × 18 = 504,
42/28 = 42 × 18/28 × 18 = 756/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
75/72 = 75 × 7/72 × 7 = 525/504 - Add the two like fractions:
756/504 + 525/504 = 756 + 525/504 = 1281/504 - 1281/504 simplified gives 61/24
- So, 42/28 + 75/72 = 61/24
In mixed form: 213/24
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