Add 45/6 and 20/70, Solve 7 3/6 + 20/70 as a fraction

Add 45/6 and 20/70

1^st number: 7 3/6, 2^nd number: 20/70

45/6 + 20/70 is 109/14.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 70 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 6 × 35 = 210,
45/6 = 45 × 35/6 × 35 = 1575/210
Likewise, for the 2nd fraction, since 70 × 3 = 210,
20/70 = 20 × 3/70 × 3 = 60/210
Add the two like fractions:
1575/210 + 60/210 = 1575 + 60/210 = 1635/210
1635/210 simplified gives 109/14
So, 45/6 + 20/70 = 109/14
In mixed form: 711/14

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