Add 70/15 and 84/27
1st number: 4 10/15, 2nd number: 3 3/27
70/15 + 84/27 is 70/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 27 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 15 × 9 = 135,
70/15 = 70 × 9/15 × 9 = 630/135 - Likewise, for the 2nd fraction, since 27 × 5 = 135,
84/27 = 84 × 5/27 × 5 = 420/135 - Add the two like fractions:
630/135 + 420/135 = 630 + 420/135 = 1050/135 - 1050/135 simplified gives 70/9
- So, 70/15 + 84/27 = 70/9
In mixed form: 77/9
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