If 1050 – 74 is written as an integer in base 10 notation, what is the sum of the digits in that integer?
A. 424
B. 433
C. 440
D. 449
E. 467
1050后面有50个0,减去74后有50位,其中后两位是26,其他48个是9,所以是48*9+2+6=440
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