Add 84/56 and 15/60
1st number: 1 28/56, 2nd number: 15/60
84/56 + 15/60 is 7/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 60 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 56 × 15 = 840,
84/56 = 84 × 15/56 × 15 = 1260/840 - Likewise, for the 2nd fraction, since 60 × 14 = 840,
15/60 = 15 × 14/60 × 14 = 210/840 - Add the two like fractions:
1260/840 + 210/840 = 1260 + 210/840 = 1470/840 - 1470/840 simplified gives 7/4
- So, 84/56 + 15/60 = 7/4
In mixed form: 13/4
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