Add 70/5 and 7/84
1st number: 14 0/5, 2nd number: 7/84
70/5 + 7/84 is 169/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 5 × 84 = 420,
70/5 = 70 × 84/5 × 84 = 5880/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
7/84 = 7 × 5/84 × 5 = 35/420 - Add the two like fractions:
5880/420 + 35/420 = 5880 + 35/420 = 5915/420 - 5915/420 simplified gives 169/12
- So, 70/5 + 7/84 = 169/12
In mixed form: 141/12
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