Lessons and Tools for Teachers

#### Lessons for Numbers

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• Chomping Numbers - … work together. Larger numbers can be given to students who have mastered numbers 1-20. Continue using larger numbers with this group to … the value of each number. Number cards 20+ can be used with the students who have mastered number recognition and number value as well … or less. One: Chomping Numbers Daily Challenge Question: How do we know one number is larger than another number? 40 minutes Set-up …
• Fun with Factors - … a number is broken into its prime factors. Prime number - A number with exactly two factors, one and itself. Relatively Prime - Two numbers that … that a number with only two factors is called a prime number and numbers with more than one factor are called composite numbers. The students will offer a few examples of each type of number
• Number Strips - … the number that s/he hears. Extensions: Choose a number and add that number to each number that is read. Subtract one. Double the number read. Show whether the number is odd or even. Show the number
• Recognizing Numerals and Numbers - … by each individual student. One author calls it "friendliness with numbers." Number sense grows as students are exposed to activities that cause … following games: Roll My Number All students stand up. Each student has a number cube. Teacher says a number and when a student … the same number crossed out, the worksheet is considered complete. Jumbled Numbers (Similar to Math Their Way Crazy Mixed Up Numbers.) This game …
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• Addition and Subtraction in Center Time - … of Matching Addition and Subtraction cards Number Trains Number Train Number Sentence worksheet Number Train Plus/Minus Spinner Number cube or die 20 Unifix cubes … sure they write the larger number first, using numbers and symbols or words. Students record their number sentences on scratch paper or a … their train. Each student should record the number sentence for every turn on the Number Train Number Sentence worksheet. To win the game …