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Basic Decimal Concepts 4.2

Basic Decimal Concepts 4.2. Last Night’s Homework. Math Message. Look at the base 10 blocks at your table and answer the questions on your whiteboard 1 flat = ______ longs 1 flat = ______ cubes 1 long = _____cubes. If a flat is the ONE, what fraction of a flat is 1 long?

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Basic Decimal Concepts 4.2

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  1. Basic Decimal Concepts4.2

  2. Last Night’s Homework

  3. Math Message • Look at the base 10 blocks at your table and answer the questions on your whiteboard • 1 flat = ______ longs • 1 flat = ______ cubes • 1 long = _____cubes

  4. If a flat is the ONE, what fraction of a flat is 1 long? If a flat is the ONE, what fraction of a flat is 1 cube? If a flat is the ONE, what are: 3 longs 5 longs 13 cubes 4 longs and 2 cubes 2 flats, 3 longs, 4 cubes 1 flat and 6 cubes

  5. Use the symbols below to draw your answers or use base 10 blocks 2/10 2 and 1/10 3/100 3 and 24/100 35/100 5 and 3/10

  6. Decimal notation – write each fraction as a decimal 3/10 4/100 6/10 2 and 8/10 27/100 7 and 59/100 4/10 3 and 2/100

  7. Math journal p. 80

  8. Math Boxes p. 81

  9. Study Link 4.2 – tonight’s hw

  10. Comparing numbers • Explain the difference between .09 and .009 on math journal p. 80. Write the answer on your white board

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