How is multiplying 0.3 by 10 like multiplying 0.3 by 0.01? how is it different?

they both will have a product containing the number three and they are different because .3 times .01 will have a lesser amount for a product

Step-by-step explanation:

it's equivalent, so we can say that its equal.

let's call the denominator x and the numerador is 18 less then denominator, x - 18.

multiply

2.x = 5.(x - 18)

2x = 5x - 90

90 = 5x - 2x

90 = 3x

x = 90/3

x = 30

so: