Add 10/24 and 9/21
10/24 + 9/21 is 71/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 21 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
10/24 = 10 × 7/24 × 7 = 70/168 - Likewise, for the 2nd fraction, since 21 × 8 = 168,
9/21 = 9 × 8/21 × 8 = 72/168 - Add the two like fractions:
70/168 + 72/168 = 70 + 72/168 = 142/168 - 142/168 simplified gives 71/84
- So, 10/24 + 9/21 = 71/84
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