Add 21/6 and 72/5
1st number: 3 3/6, 2nd number: 14 2/5
21/6 + 72/5 is 179/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 5 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 6 × 5 = 30,
21/6 = 21 × 5/6 × 5 = 105/30 - Likewise, for the 2nd fraction, since 5 × 6 = 30,
72/5 = 72 × 6/5 × 6 = 432/30 - Add the two like fractions:
105/30 + 432/30 = 105 + 432/30 = 537/30 - 537/30 simplified gives 179/10
- So, 21/6 + 72/5 = 179/10
In mixed form: 179/10
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