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# Number and Operation

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• 10 pages plus answer sheets
• 10 pages plus answer sheet
• 10 pages plus answer sheet
• Explains prime and composite numbers, including an introduction to the "Sieve of Eratosthenes"
• Roman and Arabic Numerals
• A clear explanation of Roman numerals, with some of the basic rules, and a worksheet to help practice.
• 3 pages; large spaces to solve problems
• A one page worksheet ranging from simple (increasing ingredients for a larger cake) to difficult (with decimals to the third place).
• Worksheets to practice 3-digit multiplication. 5 pages plus answers.
• Adding single digits of unlike fractions; Five activity and practice drill pages.
• single digits, unlike fractions; 5 pages.
• Single digits, unlike fractions; 5 pages.
• Single digits, unlike fractions; 5 pages.
• Single digits, unlike fractions; 5 pages.
• single digits, unlike fractions; 5 pages.
• Single digits, unlike fractions; 5 pages.
• Single digits, unlike fractions; 5 pages.
• Packed with historical facts and figures, this great unit features four reading comprehensions and a 3 page review quiz.
• Students create a newspaper featuring a numerical system (Egyptian, Roman, etc.) This lesson comes with specific task suggestions and a grading rubric.
• Single digits, unlike fractions; 5 pages.
• Single digits, unlike fractions; 5 pages.
• Students practice fraction skills by doubling, tripling, and halving recipes of their choice.
• A one page sheet, suitable for introducing or reviewing basic math rules.
• Rules for converting fractions to decimals. Common Core: 6.NS.3
• Including an introduction to the history of algorithms as well as their more common contemporary uses, this mini-unit features short, easy problems and a few longer ones to help students understand the importance of algorithms in problem-solving.
• Worksheets to practice 3-digit multiplication. 5 pages plus answers.
• By 10, by 9, by 5, by 3, and by chunks. This unit contains tricks for multiplication and for checking your work. A playful (and very useful) approach to multiplication. This unit is presented at three levels of varying complexity.
• Three bookmarks with numbers from X to XX
• Three bookmarks to help remember counting to C by Xs.
• Three bookmarks to practice counting from C to M.
• Three bookmarks to practice counting from I to X.
• With dots at the top of each flashcard for visual representation.
• A one page explanation of the rules of using exponents, followed by a practice sheet and an answer page.