Add 30/70 and 20/56
30/70 + 20/56 is 11/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 70 × 4 = 280,
30/70 = 30 × 4/70 × 4 = 120/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
20/56 = 20 × 5/56 × 5 = 100/280 - Add the two like fractions:
120/280 + 100/280 = 120 + 100/280 = 220/280 - 220/280 simplified gives 11/14
- So, 30/70 + 20/56 = 11/14
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