Add 40/50 and 28/80
40/50 + 28/80 is 23/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 80 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 50 × 8 = 400,
40/50 = 40 × 8/50 × 8 = 320/400 - Likewise, for the 2nd fraction, since 80 × 5 = 400,
28/80 = 28 × 5/80 × 5 = 140/400 - Add the two like fractions:
320/400 + 140/400 = 320 + 140/400 = 460/400 - 460/400 simplified gives 23/20
- So, 40/50 + 28/80 = 23/20
In mixed form: 13/20
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