Add 42/35 and 90/8
1st number: 1 7/35, 2nd number: 11 2/8
42/35 + 90/8 is 249/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 8 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 35 × 8 = 280,
42/35 = 42 × 8/35 × 8 = 336/280 - Likewise, for the 2nd fraction, since 8 × 35 = 280,
90/8 = 90 × 35/8 × 35 = 3150/280 - Add the two like fractions:
336/280 + 3150/280 = 336 + 3150/280 = 3486/280 - 3486/280 simplified gives 249/20
- So, 42/35 + 90/8 = 249/20
In mixed form: 129/20
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