Add 18/35 and 90/40
1st number: 18/35, 2nd number: 2 10/40
18/35 + 90/40 is 387/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 35 × 8 = 280,
18/35 = 18 × 8/35 × 8 = 144/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
90/40 = 90 × 7/40 × 7 = 630/280 - Add the two like fractions:
144/280 + 630/280 = 144 + 630/280 = 774/280 - 774/280 simplified gives 387/140
- So, 18/35 + 90/40 = 387/140
In mixed form: 2107/140
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