Question

Look at the expression below.

Expression 1: x-x
Expression 2: -2+4/2
Expression 3: 1/4+.25
Expression 4: -1/5-(-1/5)
Zion made a mistake when using the inverse property of addition to generate equivalent expressions. Which expression shows the mistake Zion made?

Answer 1

Explanation:

so in the inverse property of addition, the sum will equal 0

mistake is in expression 3.

1/4 + 0.25.......should be 1/4 + (-0.25)