Open Up - Grade 7 - Mathematics - Unit 6 - Lesson 10

By Formative Library
starstarstarstarstarstarstarstarstarstar
Last updated about 2 years ago
10 Questions
1
1.
Andre wants to buy a backpack. The normal price of the backpack is $40. He notices that a store that sells the backpack is having a 30% off sale.

What is the sale price of the backpack?
7.EE.4.a
1
2.
On the first math exam, 16 students received an A grade.  On the second math exam, 12 students received an A grade.

What percentage decrease is that?(Round to the nearest whole percent)
7.EE.4.a
1
3.
Solve each equation.
7.EE.4.a
1
4.
Solve each equation.
7.EE.4.a
1
5.
Solve each equation.
7.EE.4.a
1
6.
Solve each equation.
7.EE.4.a
1
7.
Solve each equation.
7.EE.4.a
1
8.
Select all expressions that represent a correct solution to the equation 6 ( x + 4) = 20.
7.EE.4.a
1
9.
Lin and Noah are solving the equation 7(x + 2) = 91.

Lin starts by using the distributive property. Noah starts by dividing each side by 7.

Show what Lin's and Noah's full solution methods might look like.
7.EE.4.a
1
10.
Lin and Noah are solving the equation 7(x + 2) = 91.

Lin starts by using the distributive property. Noah starts by dividing each side by 7.

What is the same and what is different about their methods?
7.EE.4.a
"Source: Open Up Resouces (Download for free at openupresources.org.)"