Add 54/56 and 70/15
1st number: 54/56, 2nd number: 4 10/15
54/56 + 70/15 is 473/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 15 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 56 × 15 = 840,
54/56 = 54 × 15/56 × 15 = 810/840 - Likewise, for the 2nd fraction, since 15 × 56 = 840,
70/15 = 70 × 56/15 × 56 = 3920/840 - Add the two like fractions:
810/840 + 3920/840 = 810 + 3920/840 = 4730/840 - 4730/840 simplified gives 473/84
- So, 54/56 + 70/15 = 473/84
In mixed form: 553/84
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