Add 54/12 and 28/70, Solve 4 6/12 + 28/70 as a fraction

Add 54/12 and 28/70

1^st number: 4 6/12, 2^nd number: 28/70

54/12 + 28/70 is 49/10.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 70 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 12 × 35 = 420,
54/12 = 54 × 35/12 × 35 = 1890/420
Likewise, for the 2nd fraction, since 70 × 6 = 420,
28/70 = 28 × 6/70 × 6 = 168/420
Add the two like fractions:
1890/420 + 168/420 = 1890 + 168/420 = 2058/420
2058/420 simplified gives 49/10
So, 54/12 + 28/70 = 49/10
In mixed form: 49/10

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