Add 81/45 and 2/70, Solve 1 36/45 + 2/70 as a fraction

Add 81/45 and 2/70

1^st number: 1 36/45, 2^nd number: 2/70

81/45 + 2/70 is 64/35.

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,
81/45 = 81 × 14/45 × 14 = 1134/630
Likewise, for the 2nd fraction, since 70 × 9 = 630,
2/70 = 2 × 9/70 × 9 = 18/630
Add the two like fractions:
1134/630 + 18/630 = 1134 + 18/630 = 1152/630
1152/630 simplified gives 64/35
So, 81/45 + 2/70 = 64/35
In mixed form: 129/35

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