Add 70/27 and 28/90
1st number: 2 16/27, 2nd number: 28/90
70/27 + 28/90 is 392/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 90 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 27 × 10 = 270,
70/27 = 70 × 10/27 × 10 = 700/270 - Likewise, for the 2nd fraction, since 90 × 3 = 270,
28/90 = 28 × 3/90 × 3 = 84/270 - Add the two like fractions:
700/270 + 84/270 = 700 + 84/270 = 784/270 - 784/270 simplified gives 392/135
- So, 70/27 + 28/90 = 392/135
In mixed form: 2122/135
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