Add 10/28 and 84/40
1st number: 10/28, 2nd number: 2 4/40
10/28 + 84/40 is 86/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 28 × 10 = 280,
10/28 = 10 × 10/28 × 10 = 100/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
84/40 = 84 × 7/40 × 7 = 588/280 - Add the two like fractions:
100/280 + 588/280 = 100 + 588/280 = 688/280 - 688/280 simplified gives 86/35
- So, 10/28 + 84/40 = 86/35
In mixed form: 216/35
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