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"ty" number
Second graders encounter the need to assess the code in English for tens is that the word ends in "-ty." They explore the meaning of two or three digit whole numbers to realize that the meaning of words like sixty can be decoded by...
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Place Value
Students use various manipulatives and play a game to practice place value and to help them visually see how many "ten" is.
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Decimal Place Value
Fourth graders plug in numbers into a place value chart with decimals to the hundredths place. In this place value lesson plan, 4th graders fill in answers on the SmartBoard and a worksheet.
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Math, Sweet Math
Third graders use candy to explore whole numbers one to hundred thousand. They place candy on a place value chart and explore how sweet math can be.
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Subtraction: 3-Digit Regrouping
Third graders listen to a lecture and view a PowerPoint presentation on using regrouping in three-digit subtraction problems. They use a spinner to form three-digit subtraction problems and complete them.
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MathKeys Software "Unlocking Whole Numbers, Vol. 11(Place Value for Four Digit Numbers)"
Third graders explore the place values of four digit numbers by writing four digit numbers and examining the effects of rearranging the numbers' digits. They practice making their four digit number with base-ten blocks then rearrange the...
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Math Lesson Study Plan
Second graders find missing addends by solving math word problems. In this missing addend lesson, 2nd graders work in a whole group setting to find the missing addends in word problems before using the strategies to work independently....
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My Decimal Number
Third graders brainstorm different ways to represent decimal fractions. They draw on their knowledge of decimal place value, addition and subtraction of decimals, and writing decimals in words and symbols. Students discuss the meaning...
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Multiply by Two-Digit Numbers
In this multiplication worksheet, students solve 13 problems in which dollars and cents or 3 digit numbers are multiplied by 2 digits. Students will need to rewrite some of the problems.
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Big Steps
Second graders practice developing strategies for mental calculation when counting in 10s and 100s. They mentally perform calculations involving addition and subtraction to be able to state the difference between numbers by counting in...
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Tic-Tac-Place Value
First graders explore how to write, read, and identify three-digit numbers.
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Model Sails: Investigating Sails of Tall Ships
Students investigate the dimensions of a full-rigged ship and a schooner. Using the dimesions, they calculate and compare the area of the sails. In groups, they create model sails that require modeling and estiminating using the...
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Something's Hiding!
Second graders practice finding out how many tens and ones blocks are hidden from a given total. They mentally perform calculations involving addition and subtraction to explain the meaning of the digits in two to three digit whole numbers.
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Groovy Grooping
First graders 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...
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Show Me the Number
Second graders develop the ability to show two-digit numbers using place value attributes in the early additive stage five. They utilize the manipulative's of sticks, rubber bands, counters, small canisters and uni-link cubes to assist...
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Fractions and Grids
Third graders utilize a grid to help them think of different names for the same fraction. They practice solving practical problems that require finding fractions of whole numbers and decimal amounts and list several different names for...