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Subtraction with Regrouping
- Mrs. Hicks
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8 2 -5 3 1. Look at the ones. Ask: “Can we take 3 away from 2?”
If we can’t, then we have to regroup.
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2. Regroup as needed. 7 8 2 1st: Go next door to the tens and take one away. 1 2nd: Add the ten to the ones. -5 3
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3. Subtract the ones. 7 What is 12 – 3? 8 2 1 -5 3 9
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4. Subtract the tens. 7 What is 7 – 5? 8 2 1 -5 3 2 9
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Now let’s review the steps…
Look at the ones. Ask: Can we subtract? Regroup as needed: 1. Go to the tens and take one away. 2. Add the ten to the ones. Subtract the ones. Subtract the tens.
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Now it’s your turn to prove you’re the math wizard!
Great Job! Now it’s your turn to prove you’re the math wizard!
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