Add 40/28 and 6/15, Solve 1 12/28 + 6/15 as a fraction

Add 40/28 and 6/15

1^st number: 1 12/28, 2^nd number: 6/15

40/28 + 6/15 is 64/35.

Find the least common denominator or LCM of the two denominators:
LCM of 28 and 15 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 28 × 15 = 420,
40/28 = 40 × 15/28 × 15 = 600/420
Likewise, for the 2nd fraction, since 15 × 28 = 420,
6/15 = 6 × 28/15 × 28 = 168/420
Add the two like fractions:
600/420 + 168/420 = 600 + 168/420 = 768/420
768/420 simplified gives 64/35
So, 40/28 + 6/15 = 64/35
In mixed form: 129/35

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