Add 9/54 and 21/7
1st number: 9/54, 2nd number: 3 0/7
9/54 + 21/7 is 19/6.
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,
9/54 = 9 × 7/54 × 7 = 63/378 - Likewise, for the 2nd fraction, since 7 × 54 = 378,
21/7 = 21 × 54/7 × 54 = 1134/378 - Add the two like fractions:
63/378 + 1134/378 = 63 + 1134/378 = 1197/378 - 1197/378 simplified gives 19/6
- So, 9/54 + 21/7 = 19/6
In mixed form: 31/6
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