In each group of four products, one is wrong. Use estimation to determine which product is incorrect.

A. 2973 × 67 = 199,191
B. 275 × 78 = 21,450
C. 2 × 1418 = 2836
D. 1772 × 2 = 2444


Answer: D

Mathematics

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A.  =  =  
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A.

B.

C.

D.

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