Wednesday, January 9, 2019

7th Grade - Discounts and Sales Tax

Today we used our knowledge of percentage increase and decrease to calculate discounts and sales tax. The video below might be helpful.

https://www.khanacademy.org/math/pre-algebra/pre-algebra-ratios-rates/pre-algebra-percent-word-problems/v/tax-discount-and-tip-examples

Homework: Exercise 7.4 (page 174) # 1 – 4 and 6
**Note: For this exercise, assume sales tax is 5%**



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