Add 40/75 and 18/35
40/75 + 18/35 is 22/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 35 is 525
Next, find the equivalent fraction of both fractional numbers with denominator 525 - For the 1st fraction, since 75 × 7 = 525,
40/75 = 40 × 7/75 × 7 = 280/525 - Likewise, for the 2nd fraction, since 35 × 15 = 525,
18/35 = 18 × 15/35 × 15 = 270/525 - Add the two like fractions:
280/525 + 270/525 = 280 + 270/525 = 550/525 - 550/525 simplified gives 22/21
- So, 40/75 + 18/35 = 22/21
In mixed form: 11/21
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