Add 9/40 and 45/3, Solve 9/40 + 15 0/3 as a fraction

Add 9/40 and 45/3

1^st number: 9/40, 2^nd number: 15 0/3

9/40 + 45/3 is 609/40.

Find the least common denominator or LCM of the two denominators:
LCM of 40 and 3 is 120

Next, find the equivalent fraction of both fractional numbers with denominator 120
For the 1st fraction, since 40 × 3 = 120,
9/40 = 9 × 3/40 × 3 = 27/120
Likewise, for the 2nd fraction, since 3 × 40 = 120,
45/3 = 45 × 40/3 × 40 = 1800/120
Add the two like fractions:
27/120 + 1800/120 = 27 + 1800/120 = 1827/120
1827/120 simplified gives 609/40
So, 9/40 + 45/3 = 609/40
In mixed form: 159/40

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