when do we regroup ones, tens and hundreds in addition
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We use regrouping in subtraction, when digits in the minuend are smaller than the digits in the same place in the subtrahend. Here's how we regroup hundred and tens to subtract 182 from 427. We use regrouping in addition when the sum of two digits in the place value column is greater than nine.
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when any number is negative in addition we use regrouping
Step-by-step explanation:
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