Add 40/24 and 9/42, Solve 1 16/24 + 9/42 as a fraction

Add 40/24 and 9/42

1^st number: 1 16/24, 2^nd number: 9/42

40/24 + 9/42 is 79/42.

Find the least common denominator or LCM of the two denominators:
LCM of 24 and 42 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 24 × 7 = 168,
40/24 = 40 × 7/24 × 7 = 280/168
Likewise, for the 2nd fraction, since 42 × 4 = 168,
9/42 = 9 × 4/42 × 4 = 36/168
Add the two like fractions:
280/168 + 36/168 = 280 + 36/168 = 316/168
316/168 simplified gives 79/42
So, 40/24 + 9/42 = 79/42
In mixed form: 137/42

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