Add 72/60 and 84/56
1st number: 1 12/60, 2nd number: 1 28/56
72/60 + 84/56 is 27/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 60 × 14 = 840,
72/60 = 72 × 14/60 × 14 = 1008/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
84/56 = 84 × 15/56 × 15 = 1260/840 - Add the two like fractions:
1008/840 + 1260/840 = 1008 + 1260/840 = 2268/840 - 2268/840 simplified gives 27/10
- So, 72/60 + 84/56 = 27/10
In mixed form: 27/10
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