Add 54/21 and 6/70, Solve 2 12/21 + 6/70 as a fraction

Add 54/21 and 6/70

1^st number: 2 12/21, 2^nd number: 6/70

54/21 + 6/70 is 93/35.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 70 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 21 × 10 = 210,
54/21 = 54 × 10/21 × 10 = 540/210
Likewise, for the 2nd fraction, since 70 × 3 = 210,
6/70 = 6 × 3/70 × 3 = 18/210
Add the two like fractions:
540/210 + 18/210 = 540 + 18/210 = 558/210
558/210 simplified gives 93/35
So, 54/21 + 6/70 = 93/35
In mixed form: 223/35

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