Mysterious Missing Addends
This resource has been designed to help students visualise the missing parts in simple missing addends problems involving addition and subtraction. This resource is part of a larger unit of work for Year 4- Missing Addends.
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Learning goals
- We are learning to find unknown quantities in number sentences involving addition and subtraction and identify equivalent number sentences involving addition and subtraction.
- We are learning to find unknown quantities in number sentences involving addition and subtraction, using the properties of numbers and operations.
Curriculum alignment
AC9M4A01
9
Find unknown values in numerical equations involving addition and subtraction, using the properties of numbers and operations
ACMNA083
8.4
Find unknown quantities in number sentences involving addition and subtraction and identify equivalent number sentences involving addition and subtraction
MA2-1WM
old
Uses appropriate terminology to describe, and symbols to represent, mathematical ideas
MA2-2WM
old
Selects and uses appropriate mental or written strategies, or technology, to solve problems
MA2-3WM
old
Checks the accuracy of a statement and explains the reasoning used
MA2-8NA
old
Generalises properties of odd and even numbers, generates number patterns, and completes simple number sentences by calculating missing values
MA2-AR-01
new
Selects and uses mental and written strategies for addition and subtraction involving 2- and 3-digit numbers
MA2-AR-02
new
Completes number sentences involving addition and subtraction by finding missing values
MA2-MR-01
new
Represents and uses the structure of multiplicative relations to 10 × 10 to solve problems
MA2-MR-02
new
Completes number sentences involving multiplication and division by finding missing values
Australian Curriculum covers QLD / SA / WA / NT / TAS / ACT.