Add 40/16 and 42/81
1st number: 2 8/16, 2nd number: 42/81
40/16 + 42/81 is 163/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 81 is 1296
Next, find the equivalent fraction of both fractional numbers with denominator 1296 - For the 1st fraction, since 16 × 81 = 1296,
40/16 = 40 × 81/16 × 81 = 3240/1296 - Likewise, for the 2nd fraction, since 81 × 16 = 1296,
42/81 = 42 × 16/81 × 16 = 672/1296 - Add the two like fractions:
3240/1296 + 672/1296 = 3240 + 672/1296 = 3912/1296 - 3912/1296 simplified gives 163/54
- So, 40/16 + 42/81 = 163/54
In mixed form: 31/54
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