Add 72/56 and 21/35
1st number: 1 16/56, 2nd number: 21/35
72/56 + 21/35 is 66/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 35 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
72/56 = 72 × 5/56 × 5 = 360/280 - Likewise, for the 2nd fraction, since 35 × 8 = 280,
21/35 = 21 × 8/35 × 8 = 168/280 - Add the two like fractions:
360/280 + 168/280 = 360 + 168/280 = 528/280 - 528/280 simplified gives 66/35
- So, 72/56 + 21/35 = 66/35
In mixed form: 131/35
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