Integers are numbers and their opposites. For example, -4,-3,-2,-1,0,1,2,3,4...
Decimals and Fractions are NOT integers. Integers are whole numbers.
Negative fractions are fractions preceded by a minus sign. Any negative fraction is equivalent to its opposite positive fraction multiplied by -1.
Done by: Yoshiki, Daniel, Yong Jie, Gavin, Ada