Add 42/20 and 70/54
1st number: 2 2/20, 2nd number: 1 16/54
42/20 + 70/54 is 917/270.
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,
42/20 = 42 × 27/20 × 27 = 1134/540 - Likewise, for the 2nd fraction, since 54 × 10 = 540,
70/54 = 70 × 10/54 × 10 = 700/540 - Add the two like fractions:
1134/540 + 700/540 = 1134 + 700/540 = 1834/540 - 1834/540 simplified gives 917/270
- So, 42/20 + 70/54 = 917/270
In mixed form: 3107/270
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