2010 AMC 10B Problems/Problem 1: Difference between revisions

Revision as of 19:05, 22 January 2011

1. What is $100(100-3)-(100\cdot100-3)$ ?

$\mathrm{(A)}\ -20,000 \qquad \mathrm{(B)}\ -10,000 \qquad \mathrm{(C)}\ -297 \qquad \mathrm{(D)}\ -6 \qquad \mathrm{(E)}\ 0$

We first expand the first term, simplify, and then compute to get an answer of Template:Boxed $(C) -297$ Template:/boxed.

@@ Line 1: / Line 1: @@
-We first expand the first term, simplify, and then computed to get an answer of -297.
+== Problem ==
+. What is <math>100(100-3)-(100\cdot100-3)</math>?
+<math>
+\mathrm{(A)}\ -20,000
+\qquad
+\mathrm{(B)}\ -10,000
+\qquad
+\mathrm{(C)}\ -297
+\qquad
+\mathrm{(D)}\ -6
+\qquad
+\mathrm{(E)}\ 0
+</math>
+== Solution ==
+We first expand the first term, simplify, and then compute to get an answer of {{boxed}}<math>(C) -297</math>{{/boxed}}.