Add 2/3 and 72/90
2/3 + 72/90 is 22/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 3 × 30 = 90,
2/3 = 2 × 30/3 × 30 = 60/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
72/90 = 72 × 1/90 × 1 = 72/90 - Add the two like fractions:
60/90 + 72/90 = 60 + 72/90 = 132/90 - 132/90 simplified gives 22/15
- So, 2/3 + 72/90 = 22/15
In mixed form: 17/15
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