Add 28/40 and 20/14
1st number: 28/40, 2nd number: 1 6/14
28/40 + 20/14 is 149/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 14 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
28/40 = 28 × 7/40 × 7 = 196/280 - Likewise, for the 2nd fraction, since 14 × 20 = 280,
20/14 = 20 × 20/14 × 20 = 400/280 - Add the two like fractions:
196/280 + 400/280 = 196 + 400/280 = 596/280 - 596/280 simplified gives 149/70
- So, 28/40 + 20/14 = 149/70
In mixed form: 29/70
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