Add 70/28 and 20/18
1st number: 2 14/28, 2nd number: 1 2/18
70/28 + 20/18 is 65/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 18 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 28 × 9 = 252,
70/28 = 70 × 9/28 × 9 = 630/252 - Likewise, for the 2nd fraction, since 18 × 14 = 252,
20/18 = 20 × 14/18 × 14 = 280/252 - Add the two like fractions:
630/252 + 280/252 = 630 + 280/252 = 910/252 - 910/252 simplified gives 65/18
- So, 70/28 + 20/18 = 65/18
In mixed form: 311/18
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