Add 24/42 and 81/12, Solve 24/42 + 6 9/12 as a fraction

Add 24/42 and 81/12

1^st number: 24/42, 2^nd number: 6 9/12

24/42 + 81/12 is 205/28.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 12 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 42 × 2 = 84,
24/42 = 24 × 2/42 × 2 = 48/84
Likewise, for the 2nd fraction, since 12 × 7 = 84,
81/12 = 81 × 7/12 × 7 = 567/84
Add the two like fractions:
48/84 + 567/84 = 48 + 567/84 = 615/84
615/84 simplified gives 205/28
So, 24/42 + 81/12 = 205/28
In mixed form: 79/28

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