AC9M6N05

Elaborations

• AC9M6N05_E1representing addition and subtraction of fractions, using an understanding of equivalent fractions and methods such as jumps on a number line, or diagrams of fractions as parts of shapes
• AC9M6N05_E2determining the lowest common denominator using an understanding of prime and composite numbers to find equivalent representation of fractions when solving addition and subtraction problems
• AC9M6N05_E3calculating the addition or subtraction of fractions in the context of realistic problems; for example, using part cups or spoons in a recipe; using the understanding of equivalent fractions
• AC9M6N05_E4understanding the processes for adding and subtracting fractions with related denominators and fractions as an operator, in preparation for calculating with all fractions; for example, using fraction overlays and number lines to give meaning to adding and subtracting fractions with related and unrelated denominators