Add 28/35 and 30/45
28/35 + 30/45 is 22/15.
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,
28/35 = 28 × 9/35 × 9 = 252/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
30/45 = 30 × 7/45 × 7 = 210/315 - Add the two like fractions:
252/315 + 210/315 = 252 + 210/315 = 462/315 - 462/315 simplified gives 22/15
- So, 28/35 + 30/45 = 22/15
In mixed form: 17/15
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