Add 15/42 and 45/16
1st number: 15/42, 2nd number: 2 13/16
15/42 + 45/16 is 355/112.
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,
15/42 = 15 × 8/42 × 8 = 120/336 - Likewise, for the 2nd fraction, since 16 × 21 = 336,
45/16 = 45 × 21/16 × 21 = 945/336 - Add the two like fractions:
120/336 + 945/336 = 120 + 945/336 = 1065/336 - 1065/336 simplified gives 355/112
- So, 15/42 + 45/16 = 355/112
In mixed form: 319/112
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