Free 1.NBT.B.2.A Common Core PDF Math Worksheets
Understand that the number 10 can be thought of as a bundle of ten ones.
First Grade
Worksheets
Top Resources
Math
Addition
Assessment
Data
Enrichment
Fractions
Geometry
Hundreds Chart
Math Challenges - Puzzles and Brain Teasers
Math Facts Practice
Math Minutes
Math Mysteries
Measurement
Mental Math
Money Math
Number Sense
Patterns
Place Value
Rounding
Subtraction
Time
Word Problems
Reading
Homework Books
Spelling
Fast Finishers
Puzzles
Common Core
1.OA.A.1
1.OA.A.2
1.OA.B.3
1.OA.B.4
1.OA.C.5
1.OA.C.6
1.OA.D.7
1.OA.D.8
1.NBT.A.1
1.NBT.B.2
1.NBT.B.2.A
1.NBT.B.2.B
1.NBT.B.2.C
1.NBT.B.3
1.NBT.C.4
1.NBT.C.5
1.NBT.C.6
1.MD.A.1
1.MD.A.2
1.MD.B.3
1.MD.C.4
1.G.A.1
1.G.A.2
1.G.A.3
Language Arts Common Core
L.1.1
L.1.1.A
L.1.1.B
L.1.1.C
L.1.1.D
L.1.1.E
L.1.1.F
L.1.1.G
L.1.1.H
L.1.1.I
L.1.1.J
L.1.2
L.1.2.A
L.1.2.B
L.1.2.C
L.1.2.D
L.1.2.E
L.1.3
L.1.4
L.1.4.A
L.1.4.B
L.1.4.C
L.1.5
L.1.5.A
L.1.5.B
L.1.5.C
L.1.5.D
L.1.6
Free Worksheets
Place Value Mixed Review
Place Value Challenge Workbook
Print This Week's First Grade Math Book (new book each week)
Place Value Matching Problems
Place Value Spelling and Vocabulary
Math Minutes
Gifted Kids Math Challenge Workbooks
Mental Math
Math Learning Centers