Add 56/12 and 70/20
1st number: 4 8/12, 2nd number: 3 10/20
56/12 + 70/20 is 49/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
56/12 = 56 × 5/12 × 5 = 280/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
70/20 = 70 × 3/20 × 3 = 210/60 - Add the two like fractions:
280/60 + 210/60 = 280 + 210/60 = 490/60 - 490/60 simplified gives 49/6
- So, 56/12 + 70/20 = 49/6
In mixed form: 81/6
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