Add 81/27 and 20/16
1st number: 3 0/27, 2nd number: 1 4/16
81/27 + 20/16 is 17/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 16 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 27 × 16 = 432,
81/27 = 81 × 16/27 × 16 = 1296/432 - Likewise, for the 2nd fraction, since 16 × 27 = 432,
20/16 = 20 × 27/16 × 27 = 540/432 - Add the two like fractions:
1296/432 + 540/432 = 1296 + 540/432 = 1836/432 - 1836/432 simplified gives 17/4
- So, 81/27 + 20/16 = 17/4
In mixed form: 41/4
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