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operations with numbers
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Browse all Pre-Algebra Problems of the Week

The Pre-Algebra Problems are designed for those students who are consolidating and practicing their knowledge of basic mathematics skills and who are beginning to prepare for algebra. The problems cover approximately the same materials as the NCTM Standards for Grades 6-8.

Access to these problems requires a Membership.

Waste Not, Want Not - Suzanne and Richard Alejandre
Pre-Algebra, difficulty level 2. Explain what you know about the number of bananas the store had at the beginning of the week. ... more>>

Watch Where You Step! - Suzanne Alejandre
Pre-Algebra, difficulty level 2. Using statistics about slugs, about how many might be in a certain sized yard? ... more>>

What Day Is It Today? - Roya Salehi
Math Fundamentals, difficulty level 2. Sophie tells the truth only on Monday, Tuesday, Wednesday, and Thursday. Her sister tells the truth only on Monday, Friday, Saturday, and Sunday. If they both confess to their mom that "Yesterday I lied," what day is it today? ... more>>

Which Coupon Is Better? - Cynthia Paul
Pre-Algebra, difficulty level 1. Help Cynthia decide which coupon will save her more money when she goes to the store to buy sheets. ... more>>

Wilda's Swamp Water - Judy Ann Brown
Pre-Algebra, difficulty level 3. Measure 8 quibits of swamp water using only 6-quibit and 10-quibit containers. ... more>>

Women's Walkway - Suzanne Alejandre
Pre-Algebra, difficulty level 2. How many bricks would it take to cover the full area of the pattern sample? What's the area? ... more>>

Wondering about Water - Annie Fetter
Pre-Algebra, difficulty level 3. Find the surface area of an Olympic-size ice hockey rink. ... more>>

Wraparound Universe - Jeff Weeks
Pre-Algebra, difficulty level 4. Explore the game of tic-tac-toe using a cylindrical tic-tac-toe board. ... more>>

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