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Q: What is positive thirty-one minus negative twenty-one?

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A positive minus a negative is a positive.

The quotient of a positive integer by a negative is always negative. Say this to yourself a couple times: "MULTIPLICATION: minus times minus is plus (negative x negative = positive).....minus times plus is minus (negative x positive = negative).....plus times plus is plus (positive x positive = positive) DIVISION: minus divi minus is plus (negative ÷ negative = positive)......minus divi plus is minus (negative ÷ positive = negative).....plus divi plus is plus (positive ÷ positive = positive)"

Because "minus a negative" is tha same as "plus a positive". So, a positive minus a negative is a positive plus a positive which is a positive.

I honestly don't know :D but heres something to help you "MULTIPLICATION: minus times minus is plus (negative x negative = positive).....minus times plus is minus (negative x positive = negative).....plus times plus is plus (positive x positive = positive) DIVISION: minus divi minus is plus (negative ÷ negative = positive)......minus divi plus is minus (negative ÷ positive = negative).....plus divi plus is plus (positive ÷ positive = positive)"

Positive 3 plus negative 5 minus negative 2 minus positive 4 is equal to -4.

A negative minus a positive is a negative. i.e -1-(+1)= -2

It depends. (a) a positive minus a smaller positive is positive, (b) a positive minus a positive of the same size is zero, and (c) a positive minus a bigger positive is negative. For example, (a) 8 - 6 = 2 (b) 8 - 8 = 0 (c) 8 - 11 = -3

Negative 18 minus positive 12 is negative 30.

Positive: -265 minus -728 is 463.

Negative 4 minus positive 15 = negative 19

A positive.

Negative

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