Add 84/70 and 54/5
1st number: 1 14/70, 2nd number: 10 4/5
84/70 + 54/5 is 12/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 5 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
84/70 = 84 × 1/70 × 1 = 84/70 - Likewise, for the 2nd fraction, since 5 × 14 = 70,
54/5 = 54 × 14/5 × 14 = 756/70 - Add the two like fractions:
84/70 + 756/70 = 84 + 756/70 = 840/70 - 840/70 simplified gives 12/1
- So, 84/70 + 54/5 = 12/1
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