Add 42/30 and 12/56
1st number: 1 12/30, 2nd number: 12/56
42/30 + 12/56 is 113/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 30 × 28 = 840,
42/30 = 42 × 28/30 × 28 = 1176/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
12/56 = 12 × 15/56 × 15 = 180/840 - Add the two like fractions:
1176/840 + 180/840 = 1176 + 180/840 = 1356/840 - 1356/840 simplified gives 113/70
- So, 42/30 + 12/56 = 113/70
In mixed form: 143/70
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