Respuesta :

Simple as -4 * 3.25 = -13

Answer:

-4 * 13/4

or

-4 * 3.25

Step-by-step explanation:

To determine the product of -4 and 3 1/4

we first find out the equivalent value of 3 1/4,then multiply both the numbers

so,

3 1/4 = 13/4  ( we obtain this fraction by multiplying 3 with 4 and then adding 1 in the answer ,which gives us 13 and then dividing the answer by 4)

so the equation to determine the product of-4 and 3 1/4 is  

-4 * 13/4

the other equation can be obtained by having equivalent of  13/4 which is = 3.25 and then multiply it by -4 ,so we get the equation

-4 * 3.25