Add 24/28 and 40/21
1st number: 24/28, 2nd number: 1 19/21
24/28 + 40/21 is 58/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 21 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
24/28 = 24 × 3/28 × 3 = 72/84 - Likewise, for the 2nd fraction, since 21 × 4 = 84,
40/21 = 40 × 4/21 × 4 = 160/84 - Add the two like fractions:
72/84 + 160/84 = 72 + 160/84 = 232/84 - 232/84 simplified gives 58/21
- So, 24/28 + 40/21 = 58/21
In mixed form: 216/21
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