Add 25/40 and 28/84
25/40 + 28/84 is 23/24.
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,
28/84 = 28 × 10/84 × 10 = 280/840 - Add the two like fractions:
525/840 + 280/840 = 525 + 280/840 = 805/840 - 805/840 simplified gives 23/24
- So, 25/40 + 28/84 = 23/24
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