Add 42/56 and 63/15
1st number: 42/56, 2nd number: 4 3/15
42/56 + 63/15 is 99/20.
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,
63/15 = 63 × 56/15 × 56 = 3528/840 - Add the two like fractions:
630/840 + 3528/840 = 630 + 3528/840 = 4158/840 - 4158/840 simplified gives 99/20
- So, 42/56 + 63/15 = 99/20
In mixed form: 419/20
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