Add 20/25 and 18/80
20/25 + 18/80 is 41/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 80 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 25 × 16 = 400,
20/25 = 20 × 16/25 × 16 = 320/400 - Likewise, for the 2nd fraction, since 80 × 5 = 400,
18/80 = 18 × 5/80 × 5 = 90/400 - Add the two like fractions:
320/400 + 90/400 = 320 + 90/400 = 410/400 - 410/400 simplified gives 41/40
- So, 20/25 + 18/80 = 41/40
In mixed form: 11/40
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