2nd grade Math
Categories: Mathematics, Sciences
Course Content
Place value
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Hundreds
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Intro to place value
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Comparing 3-digit numbers
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Comparing whole numbers
Addition and subtraction within 100
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Repeated addition
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Repeated addition: haircuts
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Adding 1s and 10s
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Adding 1 vs. adding 10
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Understanding place value when adding tens
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Understanding place value when adding ones
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Subtracting 1s and 10s
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Subtracting 1 vs. subtracting 10
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Subtracting 1s using place value
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Subtracting 10s using place value
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Intro to addition with 2-digit numbers
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Adding 2-digit numbers without regrouping 1
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Adding 2-digit numbers without regrouping 2
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Breaking apart 2-digit addition problems
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Regrouping to add 1-digit number
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Adding by making a group of 10
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Intro to subtraction with 2-digit numbers
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Subtracting 2-digit numbers without regrouping 1
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Subtracting two-digit numbers without regrouping (example 2)
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Subtracting a 1-digit number with regrouping
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Adding 53+17 by making a group of 10
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Adding by making a group of 10
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Strategies for adding 2-digit numbers
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Addition and subtraction with number lines
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Strategies for adding and subtracting within 100
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Adding 2-digit numbers without regrouping 2
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Adding with regrouping
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Addition within 100
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Subtracting 2-digit numbers without regrouping 1
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Subtracting with regrouping (borrowing)
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Subtraction within 100
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Adding and subtracting on number line word problems
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Subtraction word problem: tennis balls
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Addition word problem: horses
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Word problems within 100
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Subtraction word problem: basketball
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Addition word problem: spots
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Word problems with “more” and “fewer” (within 100)
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Skip-counting by 5s
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Counting by 10s
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Skip-counting by 100s
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Skip-counting
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Missing numbers in addition and subtraction
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Addition and subtraction missing value problems
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Adding 1s, 10s, and 100s
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Adding 10 or 100
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Adding 1s, 10s, and 100s
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Adding 3-digit numbers (no regrouping)
Addition and subtraction within 1000
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Subtracting 1s, 10s, and 100s
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Subtracting 3-digit numbers (no regrouping)
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Subtracting 1s, 10s, and 100s
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Subtracting 1, 10, or 100
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Estimating adding and subtracting 3-digit numbers
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Breaking apart 3-digit addition problems
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Solving 3-digit addition in your head
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Addition using groups of 10 and 100
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Adding and subtracting on number line
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Strategies for adding 2- and 3-digit numbers
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Measuring length
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Measuring lengths 2
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Measuring lengths with different units
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Comparing and estimating length
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Comparing lengths
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Estimating lengths
Measurement, data, and geometry
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Length word problems
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Length word problems
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Measuring length: golden statue
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Picture graphs
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Picture graphs
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Making picture graphs and line plots
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Bar graphs
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Reading bar graphs: bikes
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Creating a bar graph
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Line plots
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Read line plots
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Making picture graphs and line plots
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Time
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Telling time (labeled clock)
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Telling time (unlabeled clock)
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Money
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Counting dollars
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Counting American coins
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Shapes
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Cousin Fal’s shape collection
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Recognizing shapes
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Fractions of shapes
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Equal parts of circles and rectangles
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