About this topic
Before you begin
Represent mixed numbers and fractions of sets, then use common denominators to add and subtract unlike fractions.
Learning goals
- Convert a mixed number to an improper fraction
- Convert an improper fraction to a mixed or whole number
- Express a selected part as a fraction of its whole set
- Find the number of objects in a fraction of a set
- Add and subtract unlike fractions
Syllabus statements covered
- Mixed numbers, improper fractions and their relationship
- Fraction as part of a set
- Adding and subtracting fractions with denominators of given fractions not exceeding 12 and not more than two different denominators
Choose a lesson
Work through them in order.
- Not startedMixed numbers and fractions of setsNextCount equal parts across wholes, apply a fraction to an explicitly chosen set and use a bar for large sets in two-step stories.
- Not startedAdd and subtract unlike fractionsNextChoose a common denominator and preserve equivalent amounts when combining fractional parts.