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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.
Q1:
Take away 20 from 68.
Q2:
Shady says:
Which subtraction problem is he solving?
Q3:
63 is 6 tens and 3 ones.
Take away one ten to find 6 3 − 1 0 .
What is 6 3 − 3 0 ?
Think: How many tens should you take away?
Q4:
Find the odd number that is 8 greater than 21.
Q5:
Fill in the blank: 4 3 − 1 0 = .
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