jerome tries to find the value of the expression 3-6+5 by first applying the communtative property. he rewrites the expression a

Question

Tanzania [10]

4 years ago

12

jerome tries to find the value of the expression 3-6+5 by first applying the communtative property. he rewrites the expression a

s 3-5+6. explain what is wrong with jeromes approach

Mathematics

1 answer:

slega [8] · Answer 1 · 2021-12-02T18:42:45+03:00

slega [8]4 years ago

5 0

The commutative property is a property of <em>addition</em>, not of <em>subtraction</em>. It can work in a subtraction problem if you keep the sign with the number, so you're adding positive and negative numbers.

3 - 6 + 5

= (3) + (-6) + (5)

= (3) + (5) + (-6)

= 3 + 5 - 6