Add 28/5 and 40/7
1st number: 5 3/5, 2nd number: 5 5/7
28/5 + 40/7 is 396/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 7 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 5 × 7 = 35,
28/5 = 28 × 7/5 × 7 = 196/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
40/7 = 40 × 5/7 × 5 = 200/35 - Add the two like fractions:
196/35 + 200/35 = 196 + 200/35 = 396/35 - So, 28/5 + 40/7 = 396/35
In mixed form: 1111/35
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