Add 36/21 and 75/60
1st number: 1 15/21, 2nd number: 1 15/60
36/21 + 75/60 is 83/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 21 × 20 = 420,
36/21 = 36 × 20/21 × 20 = 720/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
75/60 = 75 × 7/60 × 7 = 525/420 - Add the two like fractions:
720/420 + 525/420 = 720 + 525/420 = 1245/420 - 1245/420 simplified gives 83/28
- So, 36/21 + 75/60 = 83/28
In mixed form: 227/28
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