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2nd grade (K-A)

Add and subtract within 20

Add within 20

Add using arrays (K-A)

Subtract within 20 (K-A)

Add and subtract within 20 (K-A)

Addition and subtraction within 100 (K-A)

Repeated addition (K-A)

Adding 1s and 10s (K-A)

Subtracting 1s and 10s (K-A)

Intro to subtraction with 2-digit numbers (K-A)

Intro to addition with 2-digit numbers (K-A)

Strategies for adding and subtracting within 100 (K-A)

Addition within 100 (K-A)

Subtraction within 100 (K-A)

Word problems within 100 (K-A)

Word problems with "more" and "fewer" (within 100) (K-A)

Skip-counting (K-A)

Addition and subtraction missing value problems (K-A)

Addition and subtraction within 1000 (K-A)

Strategies for adding 2- and 3-digit numbers (K-A)

Adding 1s, 10s, and 100s (K-A)

Subtracting 1s, 10s, and 100s (K-A)

Visually adding within 1,000 (K-A)

Adding up to four 2-digit numbers (K-A)

Strategies for adding within 1,000 (K-A)

Strategies for subtracting within 1,000 (K-A)

Measurement, data, and geometry (K-A)

Measuring length (K-A)

Comparing and estimating length (K-A)

Length word problems (K-A)

Picture graphs (K-A)

Bar graph (K-A)

Line plots (K-A)

Time (K-A)

Money (K-A)

Shapes (K-A)

Fractions of shapes (K-A)

Place value (K-A)

Hundreds (K-A)

Comparing three-digit numbers (K-A)