Add 70/28 and 63/12
1st number: 2 14/28, 2nd number: 5 3/12
70/28 + 63/12 is 31/4.
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,
70/28 = 70 × 3/28 × 3 = 210/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
63/12 = 63 × 7/12 × 7 = 441/84 - Add the two like fractions:
210/84 + 441/84 = 210 + 441/84 = 651/84 - 651/84 simplified gives 31/4
- So, 70/28 + 63/12 = 31/4
In mixed form: 73/4
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