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Count Groups of 10- 1st Grade Math
Practice the counting of objects in groups of 10. Understand that 1, 2 and 3 groups of 10 make 10, 20, 30 etc. Students are asked to count objects shown in groups of 10.
Common Core Alignment
1.NBT.2.a10 can be thought of as a bundle of ten ones — called a "ten."
1.NBT.2Understand that the two digits of a two-digit number represent amounts of tens and ones. Understand the following as special cases: