Add 40/16 and 45/84
1st number: 2 8/16, 2nd number: 45/84
40/16 + 45/84 is 85/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 84 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 16 × 21 = 336,
40/16 = 40 × 21/16 × 21 = 840/336 - Likewise, for the 2nd fraction, since 84 × 4 = 336,
45/84 = 45 × 4/84 × 4 = 180/336 - Add the two like fractions:
840/336 + 180/336 = 840 + 180/336 = 1020/336 - 1020/336 simplified gives 85/28
- So, 40/16 + 45/84 = 85/28
In mixed form: 31/28
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