Add 20/25 and 9/7
1st number: 20/25, 2nd number: 1 2/7
20/25 + 9/7 is 73/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 7 is 175
Next, find the equivalent fraction of both fractional numbers with denominator 175 - For the 1st fraction, since 25 × 7 = 175,
20/25 = 20 × 7/25 × 7 = 140/175 - Likewise, for the 2nd fraction, since 7 × 25 = 175,
9/7 = 9 × 25/7 × 25 = 225/175 - Add the two like fractions:
140/175 + 225/175 = 140 + 225/175 = 365/175 - 365/175 simplified gives 73/35
- So, 20/25 + 9/7 = 73/35
In mixed form: 23/35
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