Add 60/21 and 70/75
1st number: 2 18/21, 2nd number: 70/75
60/21 + 70/75 is 398/105.
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,
60/21 = 60 × 25/21 × 25 = 1500/525 - Likewise, for the 2nd fraction, since 75 × 7 = 525,
70/75 = 70 × 7/75 × 7 = 490/525 - Add the two like fractions:
1500/525 + 490/525 = 1500 + 490/525 = 1990/525 - 1990/525 simplified gives 398/105
- So, 60/21 + 70/75 = 398/105
In mixed form: 383/105
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