Grade 2
Domain Number and Operations in Base Ten
Cluster Use place value understanding and properties of operations to add and subtract.
Standard Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.

2.NBT.B.5. Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.