Add 54/21 and 2/28, Solve 2 12/21 + 2/28 as a fraction

Add 54/21 and 2/28

1^st number: 2 12/21, 2^nd number: 2/28

54/21 + 2/28 is 37/14.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 28 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 21 × 4 = 84,
54/21 = 54 × 4/21 × 4 = 216/84
Likewise, for the 2nd fraction, since 28 × 3 = 84,
2/28 = 2 × 3/28 × 3 = 6/84
Add the two like fractions:
216/84 + 6/84 = 216 + 6/84 = 222/84
222/84 simplified gives 37/14
So, 54/21 + 2/28 = 37/14
In mixed form: 29/14

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