1.

Select the correct equation after interchanging operations ‘+’ and ‘–’ and numbers ‘4’ and ‘8’.

A. 4 – 8 + 11 = 8
B. 4 – 8 + 11 = 1
C. 8 + 4 – 2 = 10
D. 2 + 8 – 4 = 9
Answer» C. 8 + 4 – 2 = 10


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