Add 70/28 and 21/54
1st number: 2 14/28, 2nd number: 21/54
70/28 + 21/54 is 26/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 54 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 28 × 27 = 756,
70/28 = 70 × 27/28 × 27 = 1890/756 - Likewise, for the 2nd fraction, since 54 × 14 = 756,
21/54 = 21 × 14/54 × 14 = 294/756 - Add the two like fractions:
1890/756 + 294/756 = 1890 + 294/756 = 2184/756 - 2184/756 simplified gives 26/9
- So, 70/28 + 21/54 = 26/9
In mixed form: 28/9
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