Add 1/70 and 63/4, Solve 1/70 + 15 3/4 as a fraction

Add 1/70 and 63/4

1^st number: 1/70, 2^nd number: 15 3/4

1/70 + 63/4 is 2207/140.

Find the least common denominator or LCM of the two denominators:
LCM of 70 and 4 is 140

Next, find the equivalent fraction of both fractional numbers with denominator 140
For the 1st fraction, since 70 × 2 = 140,
1/70 = 1 × 2/70 × 2 = 2/140
Likewise, for the 2nd fraction, since 4 × 35 = 140,
63/4 = 63 × 35/4 × 35 = 2205/140
Add the two like fractions:
2/140 + 2205/140 = 2 + 2205/140 = 2207/140
So, 1/70 + 63/4 = 2207/140
In mixed form: 15107/140

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