For National 5 Lifeskills Maths use mixed fractions, add and subtract simple fractions and find the number of fractional parts in a mixed number.

Mixed numbers are made up of a whole number and a separate fraction. Improper fractions do not show whole numbers separately and the numerator is bigger than the denominator.

The common core's emphasis on fractions as points on a number line offers a window into the framework's divergence from past conventions.

WRIGHT-PATTERSON AIR FORCE BASE, Ohio (AFPN) -- Killie Rick found a new solution to subtraction problems involving whole numbers and fractions. She used the concept of negative numbers in a way that ...