Question

The model shows the expression 20+ 16.

Which expression is equivalent to this sum?

4(5)+4
4+5+4
4+(5+4)
5+(4+4)
Help I didn't study

Answer 1

4(5)+4 = 24

4+5+4 = 13

4+(5+4) = 13

5+(4+4) = 13

I was having trouble understanding your question; 20+16 = 36. None of the expressions are equivalent to the sum