Add 54/9 and 42/70, Solve 6 0/9 + 42/70 as a fraction

Add 54/9 and 42/70

1^st number: 6 0/9, 2^nd number: 42/70

54/9 + 42/70 is 33/5.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 70 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 9 × 70 = 630,
54/9 = 54 × 70/9 × 70 = 3780/630
Likewise, for the 2nd fraction, since 70 × 9 = 630,
42/70 = 42 × 9/70 × 9 = 378/630
Add the two like fractions:
3780/630 + 378/630 = 3780 + 378/630 = 4158/630
4158/630 simplified gives 33/5
So, 54/9 + 42/70 = 33/5
In mixed form: 63/5

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