Topic: Teaching Subtraction with Regrouping
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How to Teach Subtraction With Regrouping
To teach subtraction with regrouping, first verify that students have learned and mastered the underlying concept of subtraction and place value. Students may be able to memorize the steps in regrouping, but they will not be able to underst... Read More »
Source: http://www.ehow.com/how_5870478_teach-subtraction-regrouping.html...
How to Explain Regrouping Within Subtraction
Students learning subtraction are often introduced to regrouping, or "borrowing," which is necessary in some multi-digit subtraction problems. For some, it can be a tricky concept to understand at first. Make this abstract concept concrete ... Read More »
Source: http://www.ehow.com/how_8289946_explain-regrouping-within-subtrac...
How to Subtract Mix Numbers With Regrouping
Subtracting mixed numbers may require regrouping to complete. Regrouping is similar to "borrowing" a number from the next digit to the left in standard subtraction. However, with fractions, you "borrow" one number from the whole- number por... Read More »
Source: http://www.ehow.com/how_7797606_subtract-mix-numbers-regrouping.h...
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Answers to Other Common Questions
As you learn mathematics, one of the most frustrating concepts to master can be fractions, which include numbers such as 1/2 and 3/8. The difficulties you might encounter with these numbers on their own can seem much more daunting when face...
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Source: http://www.ehow.com/how_7733219_regroup-subtract-mixed-numbers.ht...
Mixed numbers consist of a whole number portion and a fraction portion. In the mixed number 4 1/8, 4 is the whole number and 1/8 is the fraction. There are times when subtracting mixed numbers that you will be required to regroup. This is a...
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Source: http://www.ehow.com/how_4421157_subtract-mixed-numbers-regrouping...
The concept of regrouping is also referred to as "carrying" or "borrowing" in addition and subtraction. Regrouping is the action of splitting numbers apart to solve a problem. It can be a difficult idea for children to grasp when they begin...
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Source: http://www.ehow.com/how_8592882_teach-regrouping-math.html
have him do 23 minus 7 with crackers. use small goldfish for the ones, and saltines for the tens. So he gets 2 saltines and 3 fish. As soon as you tell him the saltine is worth 10 fish - he will see that he can borrow by "trading it in" to ...
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Source: http://answers.yahoo.com/question/index?qid=20091122195738AA8LyNJ
Regrouping in subtraction means that if you can't subtract because the digit on the bottom has a greater value than the digit on the top (such as 3-6), you have to "regroup" and subtract on from the top digit to the left of the digits your ...
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Source: http://wiki.answers.com/Q/What_regroup_mean_in_subtraction
Subtracting fast sounds like an easy idea in theory. However, it sometimes proves more difficult than you imagined. Often the numbers don't look like they will fit together fast enough to subtract, and long, drawn out math is the only answe...
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Source: http://www.ehow.com/how_2342326_subtract-fast-regrouping-needed.h...
Regrouping is the act of borrowing from the next higher number place in subtraction or carrying an amount over to the next higher number place in addition. For example, to subtract 8 from 21, you'll need to borrow 10 from the tens column, s...
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Source: http://www.ehow.com/how_8596294_teach-regrouping-struggling-stude...
