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- Grade Range
- 2nd - 3rd
- Rating

Students use a variety of strategies to apply a basic operation (+,-, x,÷) to whole numbers and use these operations in solving problems. Full Review »
- Grade Range
- 4th
- Rating

Students multiply multi-digit numbers using rectangular arrays, and a variety of mental math strategies. They multiply two-digit numbers through building, sketching, and showing the computation with partial products. Full Review »
- Grade Range
- 3rd
- Rating

Students analyze the process of straction through regrouping exercises. Mental math strategies are fostered in this lesson. Full Review »
- Grade Range
- 4th
- Rating

Students practice analyzing multi-step math problems. The activities outlined in this lesson provide students with an opportunity to expand math vocabulary, use oral communication skills and engage in discussion with peers regarding writing and math. Full Review »
- Grade Range
- 6th
- Rating

Students practice solving problems involving the multiplication of decimals. Using base-ten blocks, they find as many instances as possible of decimals that wen multiplied give a specific answer. Students explain their solutions in writing and give justification for choosing the numbers they used to solve the problem. Full Review »
- Grade Range
- 1st
- Rating

Students listen to the teacher read "The M&M's Addition Book." They estimate the number of gum balls in a bag. Students use unifix cubes to estimate the number of gum balls each student will receive. The indicated worksheet and hot links are not attached to this lesson. Full Review »
- Grade Range
- 4th
- Rating

Students investigate the concept of division in using the number 10. They begin using blocks and counting sets of ten in order to build a foundation of understanding. Students investigate how to count the sets in order to compute the answer. Full Review »
- Grade Range
- 4th
- Rating

Students practice mastering the ability to multiply multi-digit numbers utilizing rectangular arrays and a variety of mental math strategies. They model and illustrate meanings of multiplication and division of whole numbers and the addition and subtraction of fractions. Full Review »
- Grade Range
- 5th
- Rating

Students study what occurs in the division process, rather than just following prescribed steps. They expand number sense to include integers and perform operations with whole numbers, simple fractions, and decimals. They write a word problem for the number sentence and identify which number is the dividend and which is the divisor. Full Review »
- Grade Range
- 3rd
- Rating

Students observe and demonstrate a variety of problems involving subtraction problems using mental math strategies. They discuss the base ten system and the basic concept of subtraction, and complete a variety of activities involving manipulatives. Full Review »

