fraction are good to use

adding and subtracting fractions

you add and subtract the numerator but you don't add and subtract the denominator. Lets say that your adding or subtracting a fraction and 1 is the numerator and 3 is the denominator of one fraction. The numerator is 1 and the denominator is 3. So you add 1 and 1 and you get 2 so the fraction is 2 out of 3.

mixed and improper fractions

improper fractions are there is a bigger number is on the top and a smaller number is on the bottom. A mixed number is when you have a whole and a normal fraction. a improper fraction is like 12 out of 5. A mixed number is when you have 1 and 2 out of 5.

decimals and fractions

a decimal is a number then a dot next to it than a 0 and then another number. And a fraction is like 1 out of 5. A example of a decimal is 1.02 that is a example of a decimal. A example of a fraction is 3 out of 8 that is a example of a fraction.
Mixed Numbers Into Improper Fractions