Add 28/10 and 72/35
1st number: 2 8/10, 2nd number: 2 2/35
28/10 + 72/35 is 34/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 35 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
28/10 = 28 × 7/10 × 7 = 196/70 - Likewise, for the 2nd fraction, since 35 × 2 = 70,
72/35 = 72 × 2/35 × 2 = 144/70 - Add the two like fractions:
196/70 + 144/70 = 196 + 144/70 = 340/70 - 340/70 simplified gives 34/7
- So, 28/10 + 72/35 = 34/7
In mixed form: 46/7
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