Add 10/28 and 90/12
1st number: 10/28, 2nd number: 7 6/12
10/28 + 90/12 is 55/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
10/28 = 10 × 3/28 × 3 = 30/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
90/12 = 90 × 7/12 × 7 = 630/84 - Add the two like fractions:
30/84 + 630/84 = 30 + 630/84 = 660/84 - 660/84 simplified gives 55/7
- So, 10/28 + 90/12 = 55/7
In mixed form: 76/7
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