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rosy4 rosy4
  • 15-05-2015
  • Mathematics
Answered

Which expression has a value of 1?



A.

4 ÷ 4 + 4 – 4



B.



4 · 4 – 4 ÷ 4



C.

4 – 4 ÷ 4 – 4



D.

4 ÷ 4 + 4 + 4

Verified Answer :

WorldCitizen WorldCitizen
  • 15-05-2015

I am adding the brackets to show in which order the expressions will be evaluated:
A.
(4 ÷ 4) + 4 – 4 = 1+4-4 = 1 (the correct answer)

B.
(4 · 4) – (4 ÷ 4)= 16-1 = 15

C.
4 –( 4 ÷ 4) – 4= 4-1-4 = -1

D.
(4 ÷ 4) + 4 + 4 = 1+4+4 =9

Answer Link
wlayke
wlayke wlayke
  • 15-05-2015

A is the answer because 4 divided by 4 plus 4 minus 4 =1

Answer Link

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