-68 : 1 =

The set of integers is the set which contains natural numbers and the negatives of the natual numbers. Integers are used to express values for temperatures, to measure altitudes in respect to the sea level etc.

Integers preceded by the sign (+) are called positive integers while the ones preceded by sign (-) are called negative integers. Is not neccessary to write the sign (+) in front of the positive integers.

If we multiplying or dividing integers with the same sign, the result will have the (+) sign

If we multiplying or dividing integers with the same sign, the result will have the (+) sign

It is important to know that (+) x (+) = (+), (-) x (+) = (-) ,(-) x (-) = (+). Plus multiplied by plus equals plus , minus multiplied by plus equals minus and minus multiplied by minus equals plus.

10 ÷ (-2) = -5

-4 ÷ (-2) = 2

-3 ÷ 3 = -1

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