Add 7/9 and 8/90
7/9 + 8/90 is 13/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
7/9 = 7 × 10/9 × 10 = 70/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
8/90 = 8 × 1/90 × 1 = 8/90 - Add the two like fractions:
70/90 + 8/90 = 70 + 8/90 = 78/90 - 78/90 simplified gives 13/15
- So, 7/9 + 8/90 = 13/15
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