Add 70/12 and 63/28
1st number: 5 10/12, 2nd number: 2 7/28
70/12 + 63/28 is 97/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
70/12 = 70 × 7/12 × 7 = 490/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
63/28 = 63 × 3/28 × 3 = 189/84 - Add the two like fractions:
490/84 + 189/84 = 490 + 189/84 = 679/84 - 679/84 simplified gives 97/12
- So, 70/12 + 63/28 = 97/12
In mixed form: 81/12
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