Add 18/42 and 70/16
1st number: 18/42, 2nd number: 4 6/16
18/42 + 70/16 is 269/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 16 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 42 × 8 = 336,
18/42 = 18 × 8/42 × 8 = 144/336 - Likewise, for the 2nd fraction, since 16 × 21 = 336,
70/16 = 70 × 21/16 × 21 = 1470/336 - Add the two like fractions:
144/336 + 1470/336 = 144 + 1470/336 = 1614/336 - 1614/336 simplified gives 269/56
- So, 18/42 + 70/16 = 269/56
In mixed form: 445/56
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