Add 25/40 and 20/30
25/40 + 20/30 is 31/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 30 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
25/40 = 25 × 3/40 × 3 = 75/120 - Likewise, for the 2nd fraction, since 30 × 4 = 120,
20/30 = 20 × 4/30 × 4 = 80/120 - Add the two like fractions:
75/120 + 80/120 = 75 + 80/120 = 155/120 - 155/120 simplified gives 31/24
- So, 25/40 + 20/30 = 31/24
In mixed form: 17/24
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