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Becaue you can't remove, say, 4 cookies from 3. All this means is that if you have a bigger number and you need to subtract it form a smaller number you will need to borrow.

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Q: When doing subtraction why would we have to borrow?
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Related questions

Explain what borrow trade regroup mean in subtraction?

it means to take away and borrow means to take away and regroup means to rearrang(make problem


What do borrow trade and regroup mean in subtraction?

it means to take away and borrow means to take away and regroup means to rearrang(make problem easier)


Is subtraction a verb?

yes subtraction is a verb, because it is a doing word like subtracting.


What does take mean in math?

If you are doing subtraction it meens subtract.


1111 - 1010 using binary subtraction?

101


How do you add and subtract the binary number system?

You do it exactly like decimal subtraction, and when needed you borrow from the next higher place digit, however remember you borrow 2 everytime and not 10. Some people convert the two binary numbers into decimal, do the subtraction and then convert the result back to binary. Following is an example of binary subtraction. 1001 0110 ____ 0011 ____ I started explaining the borrowing process in words but it gets confusing. Please relate it to the borrowing process in decimal.


How can you solve problems involving multiplication division addition subtraction?

By doing the arithmetic.


When do you use the '-' symbol in a spreadsheet?

The most common use is in a formula that includes subtraction.


Why is it we don't have any properties of subtraction and division?

Because subtraction is addition and division is multiplication. So, subtraction would fall under the properties of addition and division would come under the properties of multiplication.


Why would you use addition to solve a subtraction equation?

because you undo the operation in the equation= to undo subtraction you add


What is 1 gal 3 qt 2 c minus 4 qt 3 c?

1g 3q 2c 0g 4q 3c ----------- 0g 2q 3c ----------- Do the subtraction as you would when you deal with a 3 digit decimal number. However, remember that when you borrow from the quarts your get 4 cups (not 10 cups). Similarly, when you borrow from the gallons you get 4 quarts (not 10 quarts).


When you buy a US government savings bond youre doing so?

borrow money