Free 1.NBT.C.5 Common Core PDF Math Worksheets
Without counting, mentally find 10 more or ten less than any number based on place value and explain your reasoning.
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Hundreds Chart Practice and Puzzles
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Hundreds Chart
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Print This Week's First Grade Math Book (new book each week)
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Number Sense Mixed Math PDF Workbook for First Graders
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Number Sense Workbook (all teacher worksheets - large PDF)
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Challenge - Rounding to nearest Ten - Matching
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Challenge - Rounding to nearest Hundred - Matching
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Hundreds Chart
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Hundreds Chart
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Hundreds Chart
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Adding 1 or Adding 10 (partial hundreds chart on top of page)
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Free 1.NBT.C.5 Common Core PDF Math Worksheets Worksheet #1
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Free 1.NBT.C.5 Common Core PDF Math Worksheets Worksheet #2
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Free 1.NBT.C.5 Common Core PDF Math Worksheets Worksheet #3
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Free 1.NBT.C.5 Common Core PDF Math Worksheets Worksheet #4
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Adding 1 or Adding 10
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Adding 1 and then Adding 10 or Adding 10 and then Adding 1 (partial hundreds chart on top of page)
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Adding 1 and then Adding 10 or Adding 10 and then Adding 1
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Subtracting 1 or Subtracting 10 (partial hundreds chart on top of page)
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Subtracting 1 or Subtracting 10
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Mix of Addition and Subtraction of 1 or 10 (partial hundreds chart on top of page)
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Mix of Addition and Subtraction of 1 or 10
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Mix of Addition and Subtraction of 1 or 10 (partial hundreds chart on top of page)
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Hundreds Chart with Missing Pieces
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Hundreds Chart with Missing Pieces
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Hundreds Chart with Missing Pieces
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Numbers One to One Hundred
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Numbers One to One Hundred
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Free 1.NBT.C.5 Common Core PDF Math Worksheets Worksheet #5
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Free 1.NBT.C.5 Common Core PDF Math Worksheets Worksheet #6
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Free 1.NBT.C.5 Common Core PDF Math Worksheets Worksheet #7
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Free 1.NBT.C.5 Common Core PDF Math Worksheets Worksheet #11
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Free 1.NBT.C.5 Common Core PDF Math Worksheets Worksheet #258
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Subitizing counting challenge.
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Counting 0-9 and Ordering Numbers 0-10.
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Counting 11-20 and Ordering Numbers 11-20.
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Two-digit number challenge.
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Ordering Numbers 0 to 99.
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2-Digit Place Value
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Math Minutes
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Gifted Kids Math Challenge Workbooks
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Mental Math
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Math Learning Centers