Add 28/21 and 12/75
1st number: 1 7/21, 2nd number: 12/75
28/21 + 12/75 is 112/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 75 is 525
Next, find the equivalent fraction of both fractional numbers with denominator 525 - For the 1st fraction, since 21 × 25 = 525,
28/21 = 28 × 25/21 × 25 = 700/525 - Likewise, for the 2nd fraction, since 75 × 7 = 525,
12/75 = 12 × 7/75 × 7 = 84/525 - Add the two like fractions:
700/525 + 84/525 = 700 + 84/525 = 784/525 - 784/525 simplified gives 112/75
- So, 28/21 + 12/75 = 112/75
In mixed form: 137/75
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