Add 42/56 and 10/15
42/56 + 10/15 is 17/12.
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,
42/56 = 42 × 15/56 × 15 = 630/840 - Likewise, for the 2nd fraction, since 15 × 56 = 840,
10/15 = 10 × 56/15 × 56 = 560/840 - Add the two like fractions:
630/840 + 560/840 = 630 + 560/840 = 1190/840 - 1190/840 simplified gives 17/12
- So, 42/56 + 10/15 = 17/12
In mixed form: 15/12
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