Add 75/60 and 81/28
1st number: 1 15/60, 2nd number: 2 25/28
75/60 + 81/28 is 29/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 28 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
75/60 = 75 × 7/60 × 7 = 525/420 - Likewise, for the 2nd fraction, since 28 × 15 = 420,
81/28 = 81 × 15/28 × 15 = 1215/420 - Add the two like fractions:
525/420 + 1215/420 = 525 + 1215/420 = 1740/420 - 1740/420 simplified gives 29/7
- So, 75/60 + 81/28 = 29/7
In mixed form: 41/7
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