Add 54/42 and 70/12
1st number: 1 12/42, 2nd number: 5 10/12
54/42 + 70/12 is 299/42.
Steps for adding fractions
- 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,
54/42 = 54 × 2/42 × 2 = 108/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
70/12 = 70 × 7/12 × 7 = 490/84 - Add the two like fractions:
108/84 + 490/84 = 108 + 490/84 = 598/84 - 598/84 simplified gives 299/42
- So, 54/42 + 70/12 = 299/42
In mixed form: 75/42
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