Add 90/18 and 70/9
1st number: 5 0/18, 2nd number: 7 7/9
90/18 + 70/9 is 115/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 9 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 18 × 1 = 18,
90/18 = 90 × 1/18 × 1 = 90/18 - Likewise, for the 2nd fraction, since 9 × 2 = 18,
70/9 = 70 × 2/9 × 2 = 140/18 - Add the two like fractions:
90/18 + 140/18 = 90 + 140/18 = 230/18 - 230/18 simplified gives 115/9
- So, 90/18 + 70/9 = 115/9
In mixed form: 127/9
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