Add 81/35 and 20/18
1st number: 2 11/35, 2nd number: 1 2/18
81/35 + 20/18 is 1079/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 18 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 35 × 18 = 630,
81/35 = 81 × 18/35 × 18 = 1458/630 - Likewise, for the 2nd fraction, since 18 × 35 = 630,
20/18 = 20 × 35/18 × 35 = 700/630 - Add the two like fractions:
1458/630 + 700/630 = 1458 + 700/630 = 2158/630 - 2158/630 simplified gives 1079/315
- So, 81/35 + 20/18 = 1079/315
In mixed form: 3134/315
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