1
Add 2-digit numbers without regrouping
Students solve 2-digit addition problems using place value and mental strategies.
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Decoration for Festival
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2
Add 2-digit numbers with regrouping
Students add 2-digit numbers with carry over using clear step-by-step methods.
3
Subtract 2-digit numbers without regrouping
Students solve subtraction problems by taking away tens and ones accurately.
4
Subtract 2-digit numbers with regrouping
Students subtract 2-digit numbers with borrowing using place value understanding.
5
Solve one-step operation word problems
Students choose whether to add or subtract in simple story situations and explain their answer.
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