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Add & Subtract 10 or 100

2nd Grade

Alabama Course of Study Standards: 13

Mentally add and subtract 10 or 100 to a given number between 100 and 900.

Arizona - K-12 Academic Standards: 2.NBT.B.8

Mentally add 10 or 100 to a given number in the range of 100 and 900, and mentally subtract 10 or 100 from a given number in the range of 100 and 900.

Common Core State Standards: Math.2.NBT.8 or 2.NBT.B.8

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

Georgia Standards of Excellence (GSE): 2.NR.2.2

Find 10 more or 10 less than a given three-digit number and find 100 more or 100 less than a given three-digit number.

North Carolina - Standard Course of Study: 2.NBT.8

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

Tennessee Academic Standards: 2.NBT.B.8

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

Pennsylvania Core Standards: CC.2.1.2.B.3

Use place-value understanding and properties of operations to add and subtract within 1000.

Georgia Standards of Excellence (GSE): 2.NR.2.2

Find 10 more or 10 less than a given three-digit number and find 100 more or 100 less than a given three-digit number.

2nd Grade Math - Add & Subtract 10 or 100 Lesson
 
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