Add 81/5 and 42/60
1st number: 16 1/5, 2nd number: 42/60
81/5 + 42/60 is 169/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 5 × 12 = 60,
81/5 = 81 × 12/5 × 12 = 972/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
42/60 = 42 × 1/60 × 1 = 42/60 - Add the two like fractions:
972/60 + 42/60 = 972 + 42/60 = 1014/60 - 1014/60 simplified gives 169/10
- So, 81/5 + 42/60 = 169/10
In mixed form: 169/10
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