Add 15/40 and 45/50
15/40 + 45/50 is 51/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 50 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 40 × 5 = 200,
15/40 = 15 × 5/40 × 5 = 75/200 - Likewise, for the 2nd fraction, since 50 × 4 = 200,
45/50 = 45 × 4/50 × 4 = 180/200 - Add the two like fractions:
75/200 + 180/200 = 75 + 180/200 = 255/200 - 255/200 simplified gives 51/40
- So, 15/40 + 45/50 = 51/40
In mixed form: 111/40
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