Grades K8 Worksheets
Looking for highquality Math worksheets aligned to Common Core standards for Grades K8?
Our premium worksheet bundles contain 10 activities and answer key to challenge your students and help them understand each and every topic within their grade level.
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Solve the problems in the provided boxes. Students should draw the Tbar (example below) in each box and solve the problem as shown in the first example.


929 + 43 = 972

642 + 298 = 940 
215  79 = 136 

191 + 38 = 229 
341  189 = 152 
434 + 278 = 712 
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Related Resources
The various resources listed below are aligned to the same standard, (2NBT07) taken from the CCSM (Common Core Standards For Mathematics) as the Addition and subtraction Worksheet shown above.
Add and subtract within 1000, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method. Understand that in adding or subtracting threedigit numbers, one adds or subtracts hundreds and hundreds, tens and tens, ones and ones; and sometimes it is necessary to compose or decompose tens or hundreds.
Worksheet
Larger Numbers
 Addition & Subtraction: 1 of 3 (within 1000)
 Addition & Subtraction: 3 of 3 (within 1000)
Worksheet Generator
 Subtracting with Regrouping Ten (includes base ten block visuals)
 Subtraction with regrouping (with place value blocks)
Similar to the above listing, the resources below are aligned to related standards in the Common Core For Mathematics that together support the following learning outcome:
Use place value understanding and properties of operations to add and subtract
 Help with PreAlgebra: Simple Equations (From Lesson)
 Number bonds to 20 e.g.8 + ___ = 20 (From Worksheet)
 Number bonds to 30 e.g.26 + ___ = 30 (From Worksheet)
 Number bonds to 40 e.g.12 + ___ = 40 (From Worksheet)
 Number bonds to 50 e.g.17 + ___ = 50 (From Worksheet)
 Number bonds to 100 e.g. 43 + ___ = 100 (From Worksheet)
 Making (Bridging) Multiples of 10 e.g. 17 + 5, 78 + 7 (From Worksheet)
 Adding To Subtract e.g. 45  27 = (45+3 = 48)  (27+3=30) = 18 (From Worksheet)
 Number Bonds To 100 (with blank number lines) (From Worksheet)
 Adding & Subtracting with 3 Numbers (e.g. 5 + 6 + 3 = 14, 12  3 + 7 = 16) (From Worksheet)
 Adding 3 Numbers (in easiest order) e.g. 27 + 13 + 15 (From Worksheet)
 2digit & 1digit  no regrouping e.g. 34 + 5, 56  4 (From Worksheet)
 2digit numbers  no regrouping e.g. 42 + 36, 34 + 12 (From Worksheet)
 2digit numbers  regrouping e.g. 47 + 16, 78  29 (From Worksheet)
 2digit + 1digit  no regrouping e.g. 34 + 5 (From Worksheet)
 2digit + 2 digit  no regrouping e.g. 42 + 36 (From Worksheet)
 2digit + 2digit  regrouping e.g. 47 + 16 (From Worksheet)
 Three 1digit numbers e.g. 3 + 4 + 8 (From Worksheet)
 Three 2digit numbers e.g. 35 + 14 + 26 (From Worksheet)
 2digit  1digit  no regrouping e.g. 68  5 (From Worksheet)
 2digit  1digit  regrouping e.g. 65  7 (From Worksheet)
 2digit  2 digit  no regrouping e.g. 86  43 (From Worksheet)
 2digit  2digit  regrouping e.g. 57  39 (From Worksheet)
 Four 1digit numbers e.g. 3 + 4 + 8 + 2 (From Worksheet)
 Number Bonds For Multiples of 10 (From Game)