Add 20/25 and 28/70
20/25 + 28/70 is 6/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 70 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 25 × 14 = 350,
20/25 = 20 × 14/25 × 14 = 280/350 - Likewise, for the 2nd fraction, since 70 × 5 = 350,
28/70 = 28 × 5/70 × 5 = 140/350 - Add the two like fractions:
280/350 + 140/350 = 280 + 140/350 = 420/350 - 420/350 simplified gives 6/5
- So, 20/25 + 28/70 = 6/5
In mixed form: 11/5
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