Add 20/28 and 4/70
20/28 + 4/70 is 27/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 70 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
20/28 = 20 × 5/28 × 5 = 100/140 - Likewise, for the 2nd fraction, since 70 × 2 = 140,
4/70 = 4 × 2/70 × 2 = 8/140 - Add the two like fractions:
100/140 + 8/140 = 100 + 8/140 = 108/140 - 108/140 simplified gives 27/35
- So, 20/28 + 4/70 = 27/35
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