Add 70/20 and 7/54
1st number: 3 10/20, 2nd number: 7/54
70/20 + 7/54 is 98/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 54 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 20 × 27 = 540,
70/20 = 70 × 27/20 × 27 = 1890/540 - Likewise, for the 2nd fraction, since 54 × 10 = 540,
7/54 = 7 × 10/54 × 10 = 70/540 - Add the two like fractions:
1890/540 + 70/540 = 1890 + 70/540 = 1960/540 - 1960/540 simplified gives 98/27
- So, 70/20 + 7/54 = 98/27
In mixed form: 317/27
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