Add 25/40 and 8/84
25/40 + 8/84 is 121/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 84 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 40 × 21 = 840,
25/40 = 25 × 21/40 × 21 = 525/840 - Likewise, for the 2nd fraction, since 84 × 10 = 840,
8/84 = 8 × 10/84 × 10 = 80/840 - Add the two like fractions:
525/840 + 80/840 = 525 + 80/840 = 605/840 - 605/840 simplified gives 121/168
- So, 25/40 + 8/84 = 121/168
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