Add 50/42 and 40/56
1st number: 1 8/42, 2nd number: 40/56
50/42 + 40/56 is 40/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 42 × 4 = 168,
50/42 = 50 × 4/42 × 4 = 200/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
40/56 = 40 × 3/56 × 3 = 120/168 - Add the two like fractions:
200/168 + 120/168 = 200 + 120/168 = 320/168 - 320/168 simplified gives 40/21
- So, 50/42 + 40/56 = 40/21
In mixed form: 119/21
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