Add 64/45 and 9/70, Solve 1 19/45 + 9/70 as a fraction

Add 64/45 and 9/70

1^st number: 1 19/45, 2^nd number: 9/70

64/45 + 9/70 is 977/630.

Find the least common denominator or LCM of the two denominators:
LCM of 45 and 70 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 45 × 14 = 630,
64/45 = 64 × 14/45 × 14 = 896/630
Likewise, for the 2nd fraction, since 70 × 9 = 630,
9/70 = 9 × 9/70 × 9 = 81/630
Add the two like fractions:
896/630 + 81/630 = 896 + 81/630 = 977/630
So, 64/45 + 9/70 = 977/630
In mixed form: 1347/630

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