Add 75/20 and 6/84
1st number: 3 15/20, 2nd number: 6/84
75/20 + 6/84 is 107/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 20 × 21 = 420,
75/20 = 75 × 21/20 × 21 = 1575/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
6/84 = 6 × 5/84 × 5 = 30/420 - Add the two like fractions:
1575/420 + 30/420 = 1575 + 30/420 = 1605/420 - 1605/420 simplified gives 107/28
- So, 75/20 + 6/84 = 107/28
In mixed form: 323/28
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