Add 70/21 and 21/75
1st number: 3 7/21, 2nd number: 21/75
70/21 + 21/75 is 271/75.
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,
70/21 = 70 × 25/21 × 25 = 1750/525 - Likewise, for the 2nd fraction, since 75 × 7 = 525,
21/75 = 21 × 7/75 × 7 = 147/525 - Add the two like fractions:
1750/525 + 147/525 = 1750 + 147/525 = 1897/525 - 1897/525 simplified gives 271/75
- So, 70/21 + 21/75 = 271/75
In mixed form: 346/75
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