Add 8/9 and 7/10
8/9 + 7/10 is 143/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
8/9 = 8 × 10/9 × 10 = 80/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
7/10 = 7 × 9/10 × 9 = 63/90 - Add the two like fractions:
80/90 + 63/90 = 80 + 63/90 = 143/90 - So, 8/9 + 7/10 = 143/90
In mixed form: 153/90
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