Add 72/30 and 18/10
1st number: 2 12/30, 2nd number: 1 8/10
72/30 + 18/10 is 21/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
72/30 = 72 × 1/30 × 1 = 72/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
18/10 = 18 × 3/10 × 3 = 54/30 - Add the two like fractions:
72/30 + 54/30 = 72 + 54/30 = 126/30 - 126/30 simplified gives 21/5
- So, 72/30 + 18/10 = 21/5
In mixed form: 41/5
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