Add 42/18 and 80/90
1st number: 2 6/18, 2nd number: 80/90
42/18 + 80/90 is 29/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
42/18 = 42 × 5/18 × 5 = 210/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
80/90 = 80 × 1/90 × 1 = 80/90 - Add the two like fractions:
210/90 + 80/90 = 210 + 80/90 = 290/90 - 290/90 simplified gives 29/9
- So, 42/18 + 80/90 = 29/9
In mixed form: 32/9
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