Add 21/36 and 40/50
21/36 + 40/50 is 83/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 50 is 900
Next, find the equivalent fraction of both fractional numbers with denominator 900 - For the 1st fraction, since 36 × 25 = 900,
21/36 = 21 × 25/36 × 25 = 525/900 - Likewise, for the 2nd fraction, since 50 × 18 = 900,
40/50 = 40 × 18/50 × 18 = 720/900 - Add the two like fractions:
525/900 + 720/900 = 525 + 720/900 = 1245/900 - 1245/900 simplified gives 83/60
- So, 21/36 + 40/50 = 83/60
In mixed form: 123/60
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