Add 7/10 and 63/21, Solve 7/10 + 3 0/21 as a fraction

Add 7/10 and 63/21

1^st number: 7/10, 2^nd number: 3 0/21

7/10 + 63/21 is 37/10.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 21 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 10 × 21 = 210,
7/10 = 7 × 21/10 × 21 = 147/210
Likewise, for the 2nd fraction, since 21 × 10 = 210,
63/21 = 63 × 10/21 × 10 = 630/210
Add the two like fractions:
147/210 + 630/210 = 147 + 630/210 = 777/210
777/210 simplified gives 37/10
So, 7/10 + 63/21 = 37/10
In mixed form: 37/10

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