Add 16/80 and 84/42
1st number: 16/80, 2nd number: 2 0/42
16/80 + 84/42 is 11/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 42 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 80 × 21 = 1680,
16/80 = 16 × 21/80 × 21 = 336/1680 - Likewise, for the 2nd fraction, since 42 × 40 = 1680,
84/42 = 84 × 40/42 × 40 = 3360/1680 - Add the two like fractions:
336/1680 + 3360/1680 = 336 + 3360/1680 = 3696/1680 - 3696/1680 simplified gives 11/5
- So, 16/80 + 84/42 = 11/5
In mixed form: 21/5
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