2.NBT.B.8 Workbooks


"Mentally add 10 or 100 to a given number 100–900, and mentally subtract 10 or 100 from a given number 100–900."

These workbooks can help students practice this Common Core State Standards skill.


Second Grade Place Value
Second Grade Place Value
Second Grade Place Value
Use the hundreds chart, tens frames, tens sticks, skip counting, base ten, graphs, and more to practice adding and subtracting two- and three-digit numbers. Children will develop a deeper understanding of addition and subtraction, as well as the relations
2nd grade

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