Add 42/54 and 4/5
42/54 + 4/5 is 71/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 5 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
42/54 = 42 × 5/54 × 5 = 210/270 - Likewise, for the 2nd fraction, since 5 × 54 = 270,
4/5 = 4 × 54/5 × 54 = 216/270 - Add the two like fractions:
210/270 + 216/270 = 210 + 216/270 = 426/270 - 426/270 simplified gives 71/45
- So, 42/54 + 4/5 = 71/45
In mixed form: 126/45
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