Inequalities on a number line

Solve and graph x + 3 > 7, with an open or closed circle and the arrow in the right direction.

Standards:6.EE.B.87.EE.B.4.b

Try it: three questions

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Question 1 of 3

A backpack costs $45. After a 20% discount, what is the sale price?

Question 2 of 3

A recipe calls for 3 cups of flour. If you're tripling the recipe, how many cups of flour do you need?

Question 3 of 3

A phone plan costs $12 per month for unlimited texts plus $0.15 per gigabyte of data. If you use 8 GB this month, what is your total bill?

How this fits in

Inequalities on a number line is one skill in the Pre-Algebra unit. Students read the unit lesson, then earn a bronze, silver, or gold medal on their last 10 answers. Medals never go down. A mastered unit comes back for review after 1, 3, 7, 16, and 35 days so it stays learned.

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