SOLUTION: The question is about multiplying and dividing real numbers. 4 1/2 divided by 1 1/2 I got +4 but i dont think it is right. 4 1/2 * 1 2/1 cross * and i got +4

Algebra ->  Divisibility and Prime Numbers -> SOLUTION: The question is about multiplying and dividing real numbers. 4 1/2 divided by 1 1/2 I got +4 but i dont think it is right. 4 1/2 * 1 2/1 cross * and i got +4      Log On


   



Question 155151: The question is about multiplying and dividing real numbers.
4 1/2 divided by 1 1/2
I got +4 but i dont think it is right.
4 1/2 * 1 2/1 cross * and i got +4

Found 3 solutions by Alan3354, stanbon, Edwin McCravy:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
It's 3.
The easiest way is to divide 4.5 by 1.5.

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
4 1/2 divided by 1 1/2
-------------------------
(9/2) / (3/2)
= (9/2) * (2/3)
Cancel the common factors: 2 and 3 to get:
= 3
==============
Cheers,
Stan H.

Answer by Edwin McCravy(20056) About Me  (Show Source):
You can put this solution on YOUR website!
Edwin's solution:

41%2F2÷11%2F2

Change the mixed fractions to improper fractions:

9%2F2÷3%2F2

Invert the second fraction and change division to multiplication:

9%2F2×2%2F3

Cancel the 2's

9%2Fcross%282%29×cross%282%29%2F3

9%2F3

3

Edwin