Add 2/7 and 45/54
2/7 + 45/54 is 47/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 7 × 54 = 378,
2/7 = 2 × 54/7 × 54 = 108/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
45/54 = 45 × 7/54 × 7 = 315/378 - Add the two like fractions:
108/378 + 315/378 = 108 + 315/378 = 423/378 - 423/378 simplified gives 47/42
- So, 2/7 + 45/54 = 47/42
In mixed form: 15/42
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