Cynthia grandpa says that his first simple calculator cost 80 Cynthia knows she just bought a new Calculator for four dollars what is the percent decrease in the price of a calculator

0.16

Step-by-step explanation:

turning into.a decimal to.find you answer

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.