( + 1 ) + (−2 ) + ( + 3 ) + (− 4 ) =
A. −2
B. 2
C. −10
D. +10
E. 0
[ 1-9063 - op net sinds 22.9.2018-(E)-30.10.2023 ]
Translation in E N G L I S H
( + 1 ) + (−2 ) + ( + 3 ) + (− 4 ) =
A. −2
B. 2
C. −10
D. +10
E. 0
Oplossing - Solution
( + 1 ) + (−2 ) + ( + 3 ) + (− 4 )
= 1 −2 + 3 − 4 = −1 − 1 = − 2