Question

I want to make 500 by using My calculator, but the 5 key, the + key, and the - key are broken​

Answer 1

Use a phone calculator, computer calculator, or a tv calculator.

Explanation:

If one way doesn't work, (etc. Calculator) try another way. (Etc. Phone, tablet, TV, PC)

Answer 2

100×10 then ÷2

Explanation:

100×10=1000

1000÷2=500