Common Core Standards In America
Understand addition, and understand subtraction
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65 - 96 of 73 teaching resources for those 'aha' moments
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Number Chart – 1-20
A bright number chart representing numbers 1-20.
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Tens Frame - Addition and Subtraction Match-Up Activity
Build addition and subtraction skills with two tens frame matching games.
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Word Problem Task Cards: Addition and Subtraction Within 10
Practice addition and subtraction within 10 with this set of 18 word problem task cards.
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Plus One and Minus One Math Machine Worksheet
A worksheet to practice generating a number that is one more than or one less than another number.
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Spot the Dots Subitizing 1–10 Activity
A set of 1-10 subitizing cards that can be used in a variety of ways.
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Ladybug Addition and Subtraction Activity
A fun and simple adding and subtracting activity.
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Picture Addition Worksheet
A worksheet to practice the addition strategy of counting on.
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Rainbow Numbers Poster
A poster showing the different combinations of 10.
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My Mini Number Book Resource Pack
A set of little books with activities for the numbers 1–20.