Add 30/56 and 36/70
30/56 + 36/70 is 21/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
30/56 = 30 × 5/56 × 5 = 150/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
36/70 = 36 × 4/70 × 4 = 144/280 - Add the two like fractions:
150/280 + 144/280 = 150 + 144/280 = 294/280 - 294/280 simplified gives 21/20
- So, 30/56 + 36/70 = 21/20
In mixed form: 11/20
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