Add 20/35 and 60/45
1st number: 20/35, 2nd number: 1 15/45
20/35 + 60/45 is 40/21.
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,
60/45 = 60 × 7/45 × 7 = 420/315 - Add the two like fractions:
180/315 + 420/315 = 180 + 420/315 = 600/315 - 600/315 simplified gives 40/21
- So, 20/35 + 60/45 = 40/21
In mixed form: 119/21
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