Add 84/7 and 63/54
1st number: 12 0/7, 2nd number: 1 9/54
84/7 + 63/54 is 79/6.
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,
84/7 = 84 × 54/7 × 54 = 4536/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
63/54 = 63 × 7/54 × 7 = 441/378 - Add the two like fractions:
4536/378 + 441/378 = 4536 + 441/378 = 4977/378 - 4977/378 simplified gives 79/6
- So, 84/7 + 63/54 = 79/6
In mixed form: 131/6
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