587 x 999 = ? Pick: A) 586413 B) 587523 C) 614823 D) 615173 E) None of them
=587 x 999 = 587 x (1000-1)   =587 x 1000 - 587 - 1   =587000 - 587= 
<gadget id="calculator">587000 - 587</gadget>
<output>586_413</output>
586413   586413nswer is 586413
<result>A</result>
587 x 999 = ?