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Warm Up

Warm Up. Write the WORD form and tell the value of the RED digit in each number. 5,6 8 3 47 5 Write the expanded form. 892. 4. How many stars? A. B. 3. 892 - 65 4. 368 + 89. Ten Minute Math. Today's Number: 425

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Warm Up

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  1. Warm Up • Write the WORD form and tell the value of the RED digit in each number. • 5,683 • 475 • Write the expanded form. • 892 4. How many stars? A. B. • 3. 892 - 65 • 4. 368 + 89

  2. Ten Minute Math Today's Number: 425 • Create an expression equal to 425. You must use one combination that adds up to 100 in each expression. Example: (15 + 85=100) + 300 + 25 = 425 • Which numbers in your expression add up to 100? • How do you know your expression equals 425?

  3. This page has a picture of a case of juice cans, but the delivery person has left a baseball cap on top. How can we figure out how many cans of juice are in this case, including the ones that we can not see? Turn to your shoulder partner and discuss what strategies you could use.

  4. Arrays • Arrays are objects in a rectangular arrangement of equal rows. For example, a six-pack of juice. • Imagine a six-pack. How many rows do you see? How many cans are in each row? • Does anyone see it differently?

  5. Create this chart in your math notebooks. • Think about what other objects come in arrays. You may want to think of items at the grocery store. • Turn to shoulder partner to share ideas. • Create class chart.

  6. Dimension • Does anyone know what the dimensions of this case of water are? Rows: Columns: How can we make these two numbers equal 30?

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