Add 20/35 and 56/45
1st number: 20/35, 2nd number: 1 11/45
20/35 + 56/45 is 572/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 35 × 9 = 315,
20/35 = 20 × 9/35 × 9 = 180/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
56/45 = 56 × 7/45 × 7 = 392/315 - Add the two like fractions:
180/315 + 392/315 = 180 + 392/315 = 572/315 - So, 20/35 + 56/45 = 572/315
In mixed form: 1257/315
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