Add 80/42 and 15/60
1st number: 1 38/42, 2nd number: 15/60
80/42 + 15/60 is 181/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 42 × 10 = 420,
80/42 = 80 × 10/42 × 10 = 800/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
15/60 = 15 × 7/60 × 7 = 105/420 - Add the two like fractions:
800/420 + 105/420 = 800 + 105/420 = 905/420 - 905/420 simplified gives 181/84
- So, 80/42 + 15/60 = 181/84
In mixed form: 213/84
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