Add 28/70 and 35/10, Solve 28/70 + 3 5/10 as a fraction

Add 28/70 and 35/10

1^st number: 28/70, 2^nd number: 3 5/10

28/70 + 35/10 is 39/10.

Find the least common denominator or LCM of the two denominators:
LCM of 70 and 10 is 70

Next, find the equivalent fraction of both fractional numbers with denominator 70
For the 1st fraction, since 70 × 1 = 70,
28/70 = 28 × 1/70 × 1 = 28/70
Likewise, for the 2nd fraction, since 10 × 7 = 70,
35/10 = 35 × 7/10 × 7 = 245/70
Add the two like fractions:
28/70 + 245/70 = 28 + 245/70 = 273/70
273/70 simplified gives 39/10
So, 28/70 + 35/10 = 39/10
In mixed form: 39/10

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