1.

Direction: Correct the following equations by interchanging the two signs: \[\mathbf{16-21\div 7\times 6+3=31}\]

A. \[-and+\]
B. \[+and\times \]
C. \[\div and+\]
D. \[-and\times \]
E. \[-and\times \]
Answer» B. \[+and\times \]


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