Rational numbers and their properties.
Main methods of calculating using natural numbers and simple numbers in decimal form when calculating approximations, mental arithmetic, and calcu lations using written methods and calculators. Using the methods in different situations.
Strategies for mathematical problem-solving in everyday situations
Mathematical formulation of questions based on everyday situations.
Comparing, estimating and measuring length, area, volume, mass, time and angles using common units of measurement. Measurements using contemporary and older methods.
Basic geometrical objects such as polygons, circles, spheres, cones, cylinders, pyramids, cuboids and their relationships. Basic geometrical properties of these objects.
Tables and diagrams to describe the results of investigations. Interpretation of data in tables and diagrams.
Graphs for expressing different types of proportional relationships in simple investigations.
Numbers in fractions and decimals and their use in everyday situations.