Add 98/90 and 35/42
1st number: 1 8/90, 2nd number: 35/42
98/90 + 35/42 is 173/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 42 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 90 × 7 = 630,
98/90 = 98 × 7/90 × 7 = 686/630 - Likewise, for the 2nd fraction, since 42 × 15 = 630,
35/42 = 35 × 15/42 × 15 = 525/630 - Add the two like fractions:
686/630 + 525/630 = 686 + 525/630 = 1211/630 - 1211/630 simplified gives 173/90
- So, 98/90 + 35/42 = 173/90
In mixed form: 183/90
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