Add 70/54 and 40/7
1st number: 1 16/54, 2nd number: 5 5/7
70/54 + 40/7 is 1325/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 7 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
70/54 = 70 × 7/54 × 7 = 490/378 - Likewise, for the 2nd fraction, since 7 × 54 = 378,
40/7 = 40 × 54/7 × 54 = 2160/378 - Add the two like fractions:
490/378 + 2160/378 = 490 + 2160/378 = 2650/378 - 2650/378 simplified gives 1325/189
- So, 70/54 + 40/7 = 1325/189
In mixed form: 72/189
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