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Q: What are 2 numbers that are 2 digits both add up to 40 and when you subtract then you get 4?

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Make it into an both numbers an improper fraction and then do the opperation.

If both numbers are positive, simply add them as you learned in 4th grade. If both numbers are negative,simply add them but add a minus to the answer. If one is positive and the other negative, ignoring the signs,subtract the smaller from the larger and add the sign of the larger to your answer.

By the signs: 2+2(Add) 2-2(Subtract) +=add -=subtract

???

the difference

its like cookies

The numbers are called the summands. The digits would therefore be components of the summands.

You add all the numbers with + signs and subtract all that have minus signs.

The 8051 is a microcontroller, not a microprocessor. To add or subtract, use the ADD or SUBB opcodes.

18

the result is always even

you add the numbers together than divide that by 2, after that you add how many numbers there are then subtract 2

explain why it is important to line up decimal numbers by their place value when you add or subtract them

20

just change the fration with the smallest denominator and add or subtract the way you always do.

you do not do anything when you add numbers with exponents. you just figure out the answer. it is only if you multiply numbers with exponents, where you add the exponents..

There are a variety of three digits that add up to 25. Examples include 9, 8 and 8.

The same way you would add or subtract whole numbers, leaving the denominators alone.

I believe it is called the answer. Or sum When you add it is called the sum. When you subtract it is called the difference

The simplest way is to line up the numbers so that their decimal points are aligned, and corresponding digits are also aligned according to their place value.

The simplest way is to line up the numbers so that their decimal points are aligned, and corresponding digits are also aligned according to their place value.

When you subtract one number from another you get the difference.You just said it; sum.

add? dont you mean subtract?

you take away one of the whole number=then you add or subtract your fractions=

Multiply two odd numbers Add an even and an odd Subtract an odd and an even