Add 40/75 and 21/36
40/75 + 21/36 is 67/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 36 is 900
Next, find the equivalent fraction of both fractional numbers with denominator 900 - For the 1st fraction, since 75 × 12 = 900,
40/75 = 40 × 12/75 × 12 = 480/900 - Likewise, for the 2nd fraction, since 36 × 25 = 900,
21/36 = 21 × 25/36 × 25 = 525/900 - Add the two like fractions:
480/900 + 525/900 = 480 + 525/900 = 1005/900 - 1005/900 simplified gives 67/60
- So, 40/75 + 21/36 = 67/60
In mixed form: 17/60
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