Add 20/70 and 42/25
1st number: 20/70, 2nd number: 1 17/25
20/70 + 42/25 is 344/175.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 25 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 70 × 5 = 350,
20/70 = 20 × 5/70 × 5 = 100/350 - Likewise, for the 2nd fraction, since 25 × 14 = 350,
42/25 = 42 × 14/25 × 14 = 588/350 - Add the two like fractions:
100/350 + 588/350 = 100 + 588/350 = 688/350 - 688/350 simplified gives 344/175
- So, 20/70 + 42/25 = 344/175
In mixed form: 1169/175
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