A poster showing the combinations of 20.
Use this poster in your classroom to show your students visually the numbers that add together to make 20.
A poster showing the combinations of 20.
Use this poster in your classroom to show your students visually the numbers that add together to make 20.
Fluently add and subtract within 20 using mental strategies. By end of Grade 2, know from memory all sums of two one-digit numbers.
Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction.
Recall basic facts to add and subtract within 20 with automaticity;
Solve with fluency one-step and two-step problems involving addition and subtraction within 1,000 using strategies based on place value, properties of operations, and the relationship between addition and subtraction;
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A set of 20 posters to help students remember double numbers to ten.
30 game boards to use when practicing the doubles plus one strategy with single and double-digit numbers.
Teach counting from 1 to 10 and one-to-one correspondence with a creative (and free) printable activity for preschool, kindergarten, or 1st grade.
30 game boards to use when practicing the doubles minus one strategy with single and double-digit numbers.
A worksheet to help students practice the doubles minus one addition strategy.
A worksheet to help students practice the doubles plus one addition strategy.
A fun game to help students practice the doubles minus one addition strategy.
A fun game to help students practice the doubles plus one addition strategy.
A worksheet to help students practice the doubles minus one addition strategy.
A worksheet to help students practice the doubles plus one addition strategy.
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