Add 30/9 and 45/40, Solve 3 3/9 + 1 5/40 as a fraction

Add 30/9 and 45/40

1^st number: 3 3/9, 2^nd number: 1 5/40

30/9 + 45/40 is 107/24.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 40 is 360

Next, find the equivalent fraction of both fractional numbers with denominator 360
For the 1st fraction, since 9 × 40 = 360,
30/9 = 30 × 40/9 × 40 = 1200/360
Likewise, for the 2nd fraction, since 40 × 9 = 360,
45/40 = 45 × 9/40 × 9 = 405/360
Add the two like fractions:
1200/360 + 405/360 = 1200 + 405/360 = 1605/360
1605/360 simplified gives 107/24
So, 30/9 + 45/40 = 107/24
In mixed form: 411/24

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