Add 60/9 and 80/42
1st number: 6 6/9, 2nd number: 1 38/42
60/9 + 80/42 is 60/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 42 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 9 × 14 = 126,
60/9 = 60 × 14/9 × 14 = 840/126 - Likewise, for the 2nd fraction, since 42 × 3 = 126,
80/42 = 80 × 3/42 × 3 = 240/126 - Add the two like fractions:
840/126 + 240/126 = 840 + 240/126 = 1080/126 - 1080/126 simplified gives 60/7
- So, 60/9 + 80/42 = 60/7
In mixed form: 84/7
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