10 More and Less
1st Grade
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Alabama Course of Study Standards:
14
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Given a two-digit number, mentally find 10 more or 10 less than the number without having to count, and explain
the reasoning used. |
Arizona Academic Standards:
1.NBT.C.5
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Given a two-digit number, mentally find 10 more or 10 less than the number, without having to count. |
Common Core State Standards:
1.NBT.C.5
Georgia Standards of Excellence (GSE):
1.NR.5.2
North Carolina - Standard Course of Study:
1.NBT.5
New York State Next Generation Learning Standards:
1.NBT.5
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Given a two-digit number, mentally find 10 more or 10 less than the number, without having to count; explain the reasoning used. |
Massachusetts Curriculum Frameworks:
1.NBT.C.5
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Given a two-digit number, mentally find 10 more or 10 less than the number, without having to count; explain the reasoning used. Identify arithmetic patterns of 10 more and 10 less than using strategies based on place value. |
Tennessee Academic Standards:
1.NBT.C.5
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Mentally find 10 more or 10 less than a given two-digit number without having to count by ones and explain the reasoning used. |
Texas Essential Knowledge and Skills (TEKS):
1.5.C
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use relationships to determine the number that is 10 more and 10 less than a given
number up to 120; |
Pennsylvania Core Standards:
CC.2.1.1.B.3
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Use place-value concepts and properties of operations to add and subtract within 100. |
Florida - Benchmarks for Excellent Student Thinking:
MA.1.NSO.2.2
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Add two whole numbers with sums from 0 to 20, and subtract using related facts with procedural reliability. |
Georgia Standards of Excellence (GSE):
1.NR.5.2
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Given a two-digit number,
mentally find 10 more or 10
less than the number, without
having to count; explain the
reasoning used. |
Arkansas Academic Standards:
1.NPV.6
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Use mental strategies to find 10 more or 10 less than a given two-digit number. |
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