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Lesson 75 Math Review

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  • B6: Finish the number patterns.
    90, 80, 70 - 30, 20, 10 and 230, 240, 250, 260, 270, 280 and 29, 28, 27 - 23, 22, 21
  • B5: Find the answers.
    27, 29
  • A2: Use your ruler to draw these line segments.
    The line segments should be correct and end in points.
  • B2: Find the answers.
    8, 6, 5, 4, 3, 7
  • A5: Find the answers.
    27, 26
  • A3: Write the numbers that are ten less and ten more.
    20, 40 and 49, 69 and 63, 83
  • A1: Number sentence. Answer.
    Number sentence: 73 + 25 = 98. Answer: 98 cents.
  • B1: Number sentence. Answer.
    Number sentence: 48 + 31 = 79. Answer: 79 cents.
  • A6: Finish the number patterns.
    20, 30, 40 - 80, 90, 100 and 130, 140, 150, 160, 170, 180 and 21, 20, 19 - 15, 14, 13
  • A4: Divide the rectangle in half using a horizontal line segment. Color one half. Divide the rectangle in half using a vertical line segment. Color 1/2. Divide the rectangle in half using an oblique line segment. Color 1/2.
    Divisions and shading should be correct.
  • B3: Write the numbers that are ten less and ten more.
    10, 30 and 33, 53 and 58, 78
  • B4: Divide the square in half using an oblique line segment. Color one half. Divide the square in half using a vertical line segment. Color 1/2. Divide the square in half using a horizontal line segment. Color 1/2.
    All squares should be divided and shaded properly.