Solve problems by adding and subtracting tens and ones
Lesson 2 / 5
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Lesson outcome
I can solve problems that require the addition and subtraction of tens and ones.
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When tens and ones are combined to make a two-digit number, it can be represented as an addition equation.
When a two-digit number is partitioned into tens and ones, it can be represented as a subtraction equation.
We can use bar models to help us understand and represent a problem.
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