Add 25/30 and 10/84
25/30 + 10/84 is 20/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 30 × 14 = 420,
25/30 = 25 × 14/30 × 14 = 350/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
10/84 = 10 × 5/84 × 5 = 50/420 - Add the two like fractions:
350/420 + 50/420 = 350 + 50/420 = 400/420 - 400/420 simplified gives 20/21
- So, 25/30 + 10/84 = 20/21
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