Add 70/84 and 63/28
1st number: 70/84, 2nd number: 2 7/28
70/84 + 63/28 is 37/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
70/84 = 70 × 1/84 × 1 = 70/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
63/28 = 63 × 3/28 × 3 = 189/84 - Add the two like fractions:
70/84 + 189/84 = 70 + 189/84 = 259/84 - 259/84 simplified gives 37/12
- So, 70/84 + 63/28 = 37/12
In mixed form: 31/12
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