Add 80/28 and 9/42
1st number: 2 24/28, 2nd number: 9/42
80/28 + 9/42 is 43/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 42 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
80/28 = 80 × 3/28 × 3 = 240/84 - Likewise, for the 2nd fraction, since 42 × 2 = 84,
9/42 = 9 × 2/42 × 2 = 18/84 - Add the two like fractions:
240/84 + 18/84 = 240 + 18/84 = 258/84 - 258/84 simplified gives 43/14
- So, 80/28 + 9/42 = 43/14
In mixed form: 31/14
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