Add 6/40 and 42/9, Solve 6/40 + 4 6/9 as a fraction

Add 6/40 and 42/9

1^st number: 6/40, 2^nd number: 4 6/9

6/40 + 42/9 is 289/60.

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

Next, find the equivalent fraction of both fractional numbers with denominator 360
For the 1st fraction, since 40 × 9 = 360,
6/40 = 6 × 9/40 × 9 = 54/360
Likewise, for the 2nd fraction, since 9 × 40 = 360,
42/9 = 42 × 40/9 × 40 = 1680/360
Add the two like fractions:
54/360 + 1680/360 = 54 + 1680/360 = 1734/360
1734/360 simplified gives 289/60
So, 6/40 + 42/9 = 289/60
In mixed form: 449/60

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