Add 18/10 and 72/7
1st number: 1 8/10, 2nd number: 10 2/7
18/10 + 72/7 is 423/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
18/10 = 18 × 7/10 × 7 = 126/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
72/7 = 72 × 10/7 × 10 = 720/70 - Add the two like fractions:
126/70 + 720/70 = 126 + 720/70 = 846/70 - 846/70 simplified gives 423/35
- So, 18/10 + 72/7 = 423/35
In mixed form: 123/35
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