Respuesta :

hezekiah
5         5
__ ÷  ____ =
9          9

The rule is first change the division to multiplication. Then switch the fraction. 

It should look like this: 

5       9       45
__ ×  __=  ___
9        5       45

45/45 equal to 1. So the answer is 1. 
sclark
my teacher taught be KFC- Keep Flip Change.

Keep the first number Flip the sign and Change the 2nd fraction to a reciprical-5/9=9/5 so its actually 5/9x9/5 which equals 45/45=1. hope that helps