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Q: -12 plus -4 plus 9 equal?

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5/9 + 4/12 = 96/108 or 8/9

3/12 + 2/12 + 4/12 = 9/12 = 3/4

9 plus 4 equals 1 in the 12 hour clock. If you start at 9am in the morning, and add 4 hours too the 9, you get an answer of 1 if you count using the 12 hour clock.

no...why would it.... it equals 2x+9

49 plus 56 plus 112 equals 217.

The given expression can be simplified to: 14k-12

-3/12

9 a.m + 4 hours = 1 p.m.More generally, when you are doing modulus arithmetic, specifically mod 12.ie.(9+4) mod 12 = 1not as tough as 9 pm + 4 hours = 1 am

it doesn't

30! 29

12.

4 + 9 - 12 = 1

Yes. By the associative property, a + b + c = a + c + b.

2/3 + 3/4 = (2×4)/(3×4) + (3×3)/(4×3) = 8/12 + 9/12 = (8+9)/12 = 17/12 = (1×12+5)/12 = 1 5/12.

It is: 11/12 plus 4/9 = 49/36

7-18 plus 4(3-12) divided by 9

21

1/3 + 3/4 = 4/12 + 9/12 = 13/12 or 1 and 1/12.

It is 12=12/4-7=9

2 + 3 + 4 = 9

(3/4 + 5/6) = (9/12 + 10/12) = (19/12) = (1 7/12)

"5 and 3/4" or "5 and 9/12"

9/12 = 3/4

11/3 + 9/4 = 44/12 + 27/12 = 71/12 = 5 and 11/12

1/12 + 3/4Let's find a common denominator, which is 12.3/4 = 9/121/12 + 9/12 = 10/12.