Add 4/90 and 45/32, Solve 4/90 + 1 13/32 as a fraction

Add 4/90 and 45/32

1^st number: 4/90, 2^nd number: 1 13/32

4/90 + 45/32 is 2089/1440.

Find the least common denominator or LCM of the two denominators:
LCM of 90 and 32 is 1440

Next, find the equivalent fraction of both fractional numbers with denominator 1440
For the 1st fraction, since 90 × 16 = 1440,
4/90 = 4 × 16/90 × 16 = 64/1440
Likewise, for the 2nd fraction, since 32 × 45 = 1440,
45/32 = 45 × 45/32 × 45 = 2025/1440
Add the two like fractions:
64/1440 + 2025/1440 = 64 + 2025/1440 = 2089/1440
So, 4/90 + 45/32 = 2089/1440
In mixed form: 1649/1440

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