Add 40/75 and 18/20
40/75 + 18/20 is 43/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 20 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 75 × 4 = 300,
40/75 = 40 × 4/75 × 4 = 160/300 - Likewise, for the 2nd fraction, since 20 × 15 = 300,
18/20 = 18 × 15/20 × 15 = 270/300 - Add the two like fractions:
160/300 + 270/300 = 160 + 270/300 = 430/300 - 430/300 simplified gives 43/30
- So, 40/75 + 18/20 = 43/30
In mixed form: 113/30
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