Unit 2: Computation
Grade Level: 3rd Grade
Subject: Math
Length: 5-6 weeks (October/November)
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Topics Covered
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á´‘ addition with regrouping
á´‘ subtracting with regrouping
á´‘ Multiply one-digit numbers by multiplies of 10 in the range 10-90 á´‘ Interpret products of whole numbers
á´‘ Interpret whole-number quotients of whole numbers
á´‘ Use Multiplication and division to solve word problems
á´‘ Understanding properties of multiplication and the relationship between multiplication and division
á´‘ Multiply and divide within 100
á´‘ Determine unknown whole number in multiplication and division equations relating three whole numbers. 8 x ? = 48, 5=_¸3, 6 x 6=?
á´‘ Identify arithmetic patterns explained using properties of operations. (4 times a number is always even) á´‘ Multiply one-digit whole numbers by multiples of 10
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Standards
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3.OA.A1-4
3.OA.B.5-6
3.OA.C.7
3.OA.D.8
3.OA.D.9
3NBTA.1-3
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Primary Vocabulary
array
divisor
dividend
multiples
multiplication
product
∙Identity Property of Addition
∙Identity Property of Multiplication
∙Zero property of multiplication
∙Commutative Property of Multiplication
∙Distributive Property
Division
∙Associative Property of Multiplication
Reminders
Dividend
Divisor
Quotient
Factors
Regrouping
equal groups
Equations
Order of Operations
Parenthesis