Add 98/9 and 42/90
1st number: 10 8/9, 2nd number: 42/90
98/9 + 42/90 is 511/45.
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,
98/9 = 98 × 10/9 × 10 = 980/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
42/90 = 42 × 1/90 × 1 = 42/90 - Add the two like fractions:
980/90 + 42/90 = 980 + 42/90 = 1022/90 - 1022/90 simplified gives 511/45
- So, 98/9 + 42/90 = 511/45
In mixed form: 1116/45
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