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Published byErick Carroll Modified over 9 years ago
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Welcome Mathematicians (9.28.15) 1. Pull out your Math Supplies 2. Fill in your agenda 3. Have out your homework 4. Start on your Do Now (Binders)
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Do Now What is the distance the drivers will drive all together? A driver (one driver)-can drive 575 miles a day. There are 32 drivers. Repeated addition Multiply 575 X 32 18,400 miles One driver can drive 575 Miles
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Do Now 5.275 Circle digit (thousandths place tells the 7 hundredths to soar and becomes and 8.
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Homework Check
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Today Check multiplication fluency Multiplying 3-digit by 2-digit
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Multiplying 3-Digit by 2-Digit I can….
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Vocabulary Multiplication - The basic ideal of multiplication is repeated addition. For example: 5 × 3 = 5 + 5 + 5 = 15
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Vocabulary Factor- are numbers you can multiply together to get another number: Example: 2 and 3 are factors of 6, because 2 × 3 = 6.
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Vocabulary Product- the answer to a multiplication problem.
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Vocabulary Partial Product- when multiplying by a multi-digit multiplier, the result obtained when a factor is multiplied by the value of one of the digits.
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Vocabulary Distributive Property- is an algebraic property which is used to multiply a single term and two or more terms inside a set of parentheses. 5 (4 + 8) = 5 x 4 + 5 x 8 = 60 or 5 (4 + 8) = 5 x 12 =60
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Different ways to represent Multiplication X Symbol () Parenthesis 9 x 89 8 9(8)
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Multiplying Whole Numbers 3- digits by 2- digits Multiply zero 38,952 Add
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Open to page 39
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Now you try pg. 40
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