Add 18/8 and 81/35
1st number: 2 2/8, 2nd number: 2 11/35
18/8 + 81/35 is 639/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 35 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 8 × 35 = 280,
18/8 = 18 × 35/8 × 35 = 630/280 - Likewise, for the 2nd fraction, since 35 × 8 = 280,
81/35 = 81 × 8/35 × 8 = 648/280 - Add the two like fractions:
630/280 + 648/280 = 630 + 648/280 = 1278/280 - 1278/280 simplified gives 639/140
- So, 18/8 + 81/35 = 639/140
In mixed form: 479/140
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