Domain 3.NBT, Number and Operations in Base Ten

Cluster 3.NBT.A, Use place value understanding and properties of operations to perform multi-digit arithmetic (A range of algorithms may be used).

Additional Cluster

Standard 3.NBT.A.1

Use place value understanding to round whole numbers to the nearest 10 or 100.

8 Lessons

27 Activities

Standard 3.NBT.A.2

Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction.

11 Lessons

19 Activities

Standard 3.NBT.A.3

Multiply one-digit whole numbers by multiples of 10 in the range 10-90 (e.g., 9 x 80, 5 x 60) using strategies based on place value and properties of operations.

4 Lessons

20 Activities