Question

Mike bought an MP3 player for $150. The sales-tax rate was 8 percent. How much sales tax did he pay on the MP3 player?

Answer 1

8. ×150$=8×150=1200
-- ------- ------ 100. 100. 100
=12$
150$-12$
=138$

Answer 2

.08 x 150 = 12, He paid $12 sales tax :)