Add 24/2 and 72/21
1st number: 12 0/2, 2nd number: 3 9/21
24/2 + 72/21 is 108/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 2 × 21 = 42,
24/2 = 24 × 21/2 × 21 = 504/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
72/21 = 72 × 2/21 × 2 = 144/42 - Add the two like fractions:
504/42 + 144/42 = 504 + 144/42 = 648/42 - 648/42 simplified gives 108/7
- So, 24/2 + 72/21 = 108/7
In mixed form: 153/7
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