Which expression has a value of 15, using only four 4s and any of the following: + , – , · , ÷, exponents, and/or parentheses?

Question

mathstudent55 · Answer

Are there choices, or do you need to come with an expression?

anonymous · Answer

A.
44 – (4 ÷ 4)
 
 B.
(4 · 4) – (4 + 4)
 
 C.
(4 · 4) – (4 ÷ 4)
 
 D.
(4 + 4 + 4) ÷ 4

mathstudent55 · Answer

Evaluate each choice. Remember to do parentheses first.
A. 44 – (4 ÷ 4) = 44 - 1 = 43   This is not it.
B. (4 · 4) – (4 + 4) = 16 - 8 = 8 This is also not it.
Can you evaluate C and D?

anonymous · Answer

i dont know im horrible at math