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In this lesson, we will learn how to use place values to subtract multiples of ten up to 90 from two-digit numbers and record the results using the column method.
Take away 20 from 68.
Which subtraction problem is he solving?
63 is 6 tens and 3 ones.
Take away one ten to find
Think: How many tens should you take away?
Find the odd number that is 8 greater
Fill in the blank:
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