Add 36/28 and 12/9, Solve 1 8/28 + 1 3/9 as a fraction

Add 36/28 and 12/9

1^st number: 1 8/28, 2^nd number: 1 3/9

36/28 + 12/9 is 55/21.

Find the least common denominator or LCM of the two denominators:
LCM of 28 and 9 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 28 × 9 = 252,
36/28 = 36 × 9/28 × 9 = 324/252
Likewise, for the 2nd fraction, since 9 × 28 = 252,
12/9 = 12 × 28/9 × 28 = 336/252
Add the two like fractions:
324/252 + 336/252 = 324 + 336/252 = 660/252
660/252 simplified gives 55/21
So, 36/28 + 12/9 = 55/21
In mixed form: 213/21

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