Add 60/56 and 72/21
1st number: 1 4/56, 2nd number: 3 9/21
60/56 + 72/21 is 9/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 21 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 56 × 3 = 168,
60/56 = 60 × 3/56 × 3 = 180/168 - Likewise, for the 2nd fraction, since 21 × 8 = 168,
72/21 = 72 × 8/21 × 8 = 576/168 - Add the two like fractions:
180/168 + 576/168 = 180 + 576/168 = 756/168 - 756/168 simplified gives 9/2
- So, 60/56 + 72/21 = 9/2
In mixed form: 41/2
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