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Grade 3Addition & Subtraction

3.NBT.A.2

Add and subtract within 1000 fluently.

Worksheets for this standard 5 topics

Practice & models 3
Cross-Number (Add & Subtract) I1 way
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Add & Subtract within 1000: Strategies3 ways
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Add in Any Order or Grouping II3 ways
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Games & labs 2
Magic Square (Addition)1 way
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Number Pyramid (5 Rows) III1 way
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The standard, officially

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. *A range of algorithms may be used.

Builds on
1.OA.B.4Subtract by finding the missing addend 2.NBT.B.7Add and subtract within 1000 2.NBT.B.8Add and subtract 10 or 100 mentally
Leads to
4.NBT.B.4Add and subtract multi-digit numbers 4.NBT.B.5Multiply multi-digit numbers 4.NBT.B.6Divide by one-digit numbers