Add 45/84 and 60/90
45/84 + 60/90 is 101/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 90 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 84 × 15 = 1260,
45/84 = 45 × 15/84 × 15 = 675/1260 - Likewise, for the 2nd fraction, since 90 × 14 = 1260,
60/90 = 60 × 14/90 × 14 = 840/1260 - Add the two like fractions:
675/1260 + 840/1260 = 675 + 840/1260 = 1515/1260 - 1515/1260 simplified gives 101/84
- So, 45/84 + 60/90 = 101/84
In mixed form: 117/84
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Related: 90/84+60/90