Add 56/20 and 70/30
1st number: 2 16/20, 2nd number: 2 10/30
56/20 + 70/30 is 77/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
56/20 = 56 × 3/20 × 3 = 168/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
70/30 = 70 × 2/30 × 2 = 140/60 - Add the two like fractions:
168/60 + 140/60 = 168 + 140/60 = 308/60 - 308/60 simplified gives 77/15
- So, 56/20 + 70/30 = 77/15
In mixed form: 52/15
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