Bridges Math Multiplication Strategies

8 1 8. Multiplication strategy posters the math learning center. There are 10 strategy posters and then one page with all the strategies that can be used for homework binders or math notebooks.

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They are full sheet letter paper size however you can print them two or four to a page for smaller posters.

Bridges math multiplication strategies. Understand that a prime number has only 2 factors 1 and itself while a composite number has more than 2 factors. Divide 2 digit numbers by 1 digit numbers using strategies based on place value and the relationship between multiplication and division. Students work with a variety of models for multiplication including repeated addition arrays ratio tables equal groups and the number line. 2 7 14 9 2 18 7 7 14 9 9 18.

Eight groups of 1 equal 8. Students apply the associative commutative and distributive properties to develop efficient reliable and generalization strategies for multiplying. To multiply any number by 2 double it. Multiply multi digit numbers using strategies based on place value and properties of operations.

Use cards in white box which has these properties and definition on the back. Doubles plus one set facts. Become familiar with the multiplication strategies and properties of multiplication. Understand factors and multiples e g 1 2 4 5 10 and 20 are all factors of 20 and 20 is a multiple of each of those numbers.

To multiply any number by 3 double it and then add one more set of that number. These are the same multiplication strategies that are in the bridges mathematics program.