Add 20/70 and 90/56
1st number: 20/70, 2nd number: 1 34/56
20/70 + 90/56 is 53/28.
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,
20/70 = 20 × 4/70 × 4 = 80/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
90/56 = 90 × 5/56 × 5 = 450/280 - Add the two like fractions:
80/280 + 450/280 = 80 + 450/280 = 530/280 - 530/280 simplified gives 53/28
- So, 20/70 + 90/56 = 53/28
In mixed form: 125/28
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