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Common Core Standards
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PDF (Acrobat) Document File

595 KB|8 pages
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Product Description
This set includes 20 two digit addition and subtraction task cards with an answer sheet for easy quick check by students. The math problems allow students to regroup and/or decompose numbers, as well as, not regrouping.
Common Core Standards Include:
1.NBT.C.4 Add within 100, including adding a two-digit number and a one-digit number, and adding a two-digit number and a multiple of 10, 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 and explain the reasoning used. Understand that in adding two-digit numbers, one adds tens and tens, ones and ones; and sometimes it is necessary to compose a ten.
2.NBT.B.5 Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.
2.NBT.B.9 Explain why addition and subtraction strategies work, using place value and the properties of operations (Explanations can be based on pictures or objects)
3.NBT.A.2 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.
Total Pages
8 pages
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Teaching Duration
N/A
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