Add 24/30 and 72/21
1st number: 24/30, 2nd number: 3 9/21
24/30 + 72/21 is 148/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 21 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
24/30 = 24 × 7/30 × 7 = 168/210 - Likewise, for the 2nd fraction, since 21 × 10 = 210,
72/21 = 72 × 10/21 × 10 = 720/210 - Add the two like fractions:
168/210 + 720/210 = 168 + 720/210 = 888/210 - 888/210 simplified gives 148/35
- So, 24/30 + 72/21 = 148/35
In mixed form: 48/35
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