Add 80/18 and 42/7
1st number: 4 8/18, 2nd number: 6 0/7
80/18 + 42/7 is 94/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 7 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
80/18 = 80 × 7/18 × 7 = 560/126 - Likewise, for the 2nd fraction, since 7 × 18 = 126,
42/7 = 42 × 18/7 × 18 = 756/126 - Add the two like fractions:
560/126 + 756/126 = 560 + 756/126 = 1316/126 - 1316/126 simplified gives 94/9
- So, 80/18 + 42/7 = 94/9
In mixed form: 104/9
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