Add 21/7 and 32/10, Solve 3 0/7 + 3 2/10 as a fraction

Add 21/7 and 32/10

1^st number: 3 0/7, 2^nd number: 3 2/10

21/7 + 32/10 is 31/5.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 10 is 70

Next, find the equivalent fraction of both fractional numbers with denominator 70
For the 1st fraction, since 7 × 10 = 70,
21/7 = 21 × 10/7 × 10 = 210/70
Likewise, for the 2nd fraction, since 10 × 7 = 70,
32/10 = 32 × 7/10 × 7 = 224/70
Add the two like fractions:
210/70 + 224/70 = 210 + 224/70 = 434/70
434/70 simplified gives 31/5
So, 21/7 + 32/10 = 31/5
In mixed form: 61/5

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