Add 42/6 and 21/56, Solve 7 0/6 + 21/56 as a fraction

Add 42/6 and 21/56

1^st number: 7 0/6, 2^nd number: 21/56

42/6 + 21/56 is 59/8.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 56 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 6 × 28 = 168,
42/6 = 42 × 28/6 × 28 = 1176/168
Likewise, for the 2nd fraction, since 56 × 3 = 168,
21/56 = 21 × 3/56 × 3 = 63/168
Add the two like fractions:
1176/168 + 63/168 = 1176 + 63/168 = 1239/168
1239/168 simplified gives 59/8
So, 42/6 + 21/56 = 59/8
In mixed form: 73/8

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