Add 72/16 and 42/27
1st number: 4 8/16, 2nd number: 1 15/27
72/16 + 42/27 is 109/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 27 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 16 × 27 = 432,
72/16 = 72 × 27/16 × 27 = 1944/432 - Likewise, for the 2nd fraction, since 27 × 16 = 432,
42/27 = 42 × 16/27 × 16 = 672/432 - Add the two like fractions:
1944/432 + 672/432 = 1944 + 672/432 = 2616/432 - 2616/432 simplified gives 109/18
- So, 72/16 + 42/27 = 109/18
In mixed form: 61/18
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