Add 28/40 and 14/7
1st number: 28/40, 2nd number: 2 0/7
28/40 + 14/7 is 27/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 7 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 7 × 40 = 280,
14/7 = 14 × 40/7 × 40 = 560/280 - Add the two like fractions:
196/280 + 560/280 = 196 + 560/280 = 756/280 - 756/280 simplified gives 27/10
- So, 28/40 + 14/7 = 27/10
In mixed form: 27/10
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