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From [email protected]
35 playsLearn how to subtract. -
From [email protected]
65 playsExplore how to find a missing addend. -
From [email protected]
61 playsLearn about composing and decomposing, part 2. -
From [email protected]
30 playsLearn how to add. -
From [email protected]
34 playsExplore how to find a missing addend, part 2. -
From [email protected]
42 playsLearn how to solve subtraction story problems. -
From [email protected]
64 playsLearn how to solve addition story problems. -
From [email protected]
55 playsLearn about composing and decomposing. -
From [email protected]
64 playsIntroduction composing and decomposing. -
From [email protected]
113 playsExplore how to make the number 10. -
From [email protected]
146 playsExplore subitizing. -
From [email protected]
44 playsLearn about comparing numbers and groups using greater than, less than and equal to. -
From [email protected]
96 playsExplore subitizing, part 2. -
From [email protected]
59 playsLearn about comparing numbers and groups using greater than, less than and equal to, part 2. -
From [email protected]
78 playsExplore subitizing by grouping quantities. -
From [email protected]
96 playsLearn about the counting principle conservation of number.
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