Doug Doblar
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4th Grade Math
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Numbers - Base 10
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6th Grade Math
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Number System (6th)
Ratios and Proportional Thinking (6th)
Expressions and Equations (6th)
Geometry (6th)
Statistics and Probability (6th)
7th Grade Math
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Ratios-Rates-Proportions-7th
Expressions and Equations (7th)
Number System (7th)
Geometry (7th)
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8th Grade Math
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What Are Ratios and How Do We Represent Them?
1_-_ratios_and_how_to_represent_them.pdf
File Size:
426 kb
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pdf
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Types of Ratios
2-_types_of_ratios.pdf
File Size:
384 kb
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pdf
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Ratio Problems Strategy #1 - Proportions
3-_proportion_strategy_for_ratio_problems.pdf
File Size:
510 kb
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pdf
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Ratio Problems Strategy #2 - Double Number Lines
4-_double_number_line_strategy_for_ratio_problems.pdf
File Size:
638 kb
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pdf
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Ratio Problems Strategy #3 - Tape Diagrams
5_-_tape_diagram_strategy.pdf
File Size:
822 kb
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pdf
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Ratio Problems Strategy #4 - Tables
6a_-_table_strategy.pdf
File Size:
500 kb
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pdf
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Ratio Problems Strategy #5 - Coordinate Plane
6b_-_coordinate_plane_strategy.pdf
File Size:
1613 kb
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pdf
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What is a Unit Rate and What are Some Common Ones?
7_-_what_is_a_unit_rate_and_what_are_some_common_ones.pdf
File Size:
417 kb
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pdf
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Applying Ratio Strategies to Rate Problems
8_-_applying_ratio_strategies_to_rate_problems.pdf
File Size:
625 kb
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pdf
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Solving Better-Faster-Cheaper Problems
9_-_which_is_better-faster-cheaper.pdf
File Size:
420 kb
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pdf
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Unit Rates as a 6th Strategy for Solving Ratio Problems
10_-_unit_rates_as_a_5th_ratio_problem_strategy.pdf
File Size:
507 kb
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pdf
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Using Ratios to Solve Measurement Conversion Problems
11_-_measurement_conversion_ratio_problems.pdf
File Size:
450 kb
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pdf
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Percent Ratios
12_-_percent_ratios.pdf
File Size:
363 kb
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pdf
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Finding Parts and Wholes in Percent Problems
13_-_percents_-_size_of_part_or_size_of_whole.pdf
File Size:
516 kb
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pdf
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15_-_percents_over_100.pdf
File Size:
459 kb
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pdf
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Home
Math Videos
4th Grade Math
>
Numbers - Base 10
Operations and Algebraic Thinking
Numbers - Fractions
Geometry
Measurement and Data
6th Grade Math
>
Number System (6th)
Ratios and Proportional Thinking (6th)
Expressions and Equations (6th)
Geometry (6th)
Statistics and Probability (6th)
7th Grade Math
>
Ratios-Rates-Proportions-7th
Expressions and Equations (7th)
Number System (7th)
Geometry (7th)
Statistics and Probability (7th)
8th Grade Math
>
Number System (8th)
Expressions and Equations (8th)
Functions (8th)
Geometry (8th)
Statistics and Probability (8th)
Blog Topics
Thinking Classroom
Leaning Into Science and Engineering
Classroom Practices
Classroom Stories
Ideas and Opinions
Pandemic-Related Issues
About
Now