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- Grade Range
- 4th
- Rating

Students multiply numbers by tens and hundreds, and multiply two and three digit numbers by one digit numbers. They participate in a teacher-led lecture and complete examples with the class, complete a worksheet, and discuss the worksheet results. Full Review »
- Grade Range
- 4th
- Rating

Students add and subtract two and three digit numbers. They write numbers in extended form, observe examples solved by the teacher, solve problems independently and as a class, and complete a worksheet. Full Review »
- Grade Range
- 4th
- Rating

Students explore how to divide multi-digit whole numbers by 2-digit numbers. They divide decimals by whole numbers. Students discuss the rules for dividing and use a division acronym to practice long division. Students use the acronym to practice dividing two-digit numbers. Full Review »
- Grade Range
- 4th
- Rating

Students, who have mastered this concept, practice as the teacher with other students, dividing multi-digit whole numbers by 2-digit numbers as well as dividing decimals that represent money by whole numbers. Note cards are used within this lesson. Full Review »
- Grade Range
- 5th
- Rating

Students examine ways to make division faster and easier and make note card for "Can It Divide?" rules. They write division rules on notes cards that include examples that will assist them in completing division problems. Finally, they complete a student practice sheet of division problems. Full Review »
- Grade Range
- 6th
- Rating

Students observe and demonstrate how to multiply multi-digit whole numbers by two-digit numbers. They observe the teacher model step-by-step how to build a model of two digits x two digits, draw it on grid paper, and connect it to the algorithm. Students play the game Top This, and independently complete two worksheets. Full Review »
- Grade Range
- 2nd
- Rating

Students solve a math word problem involving the addition of two digit numbers. They discuss the problem as a class, independently explore the problem, and discuss as a class the solution and how they organized their reversed numbers. Full Review »
- Grade Range
- 5th - 7th
- Rating

Students utilize number sense applications to multiply two digit numbers. They use "The Multiplier" and Internet source to partition and solve 2 digit by 1 digit multiplications. Students describe how to solve 2-digit by 1-digit multiplications using a diagram. Full Review »
- Grade Range
- 9th - 12th
- Rating

Students explore patterns in number problems. They devise a strategy to solve a number problem. Students estimate and calculate answers, making efficient use of a calculator, where appropriate, as part of solving a problem. They discuss the reasonableness of answers. Full Review »
- Grade Range
- 7th
- Rating

Students practice the concept of estimation and number sense using Java applet. They demonstrate skills in addition, multiplication and percentage computations. After reviewing a variety of estimation strategies, they play a java-based game using applets on computers. Full Review »

