Primary 4 Mathematics
P4 is the year fractions and decimals have to work together, and problems run to several steps. It is also the last common year before P5 splits into Standard and Foundation, so P4 carries weight beyond the report card. Everything covered is listed below.
Numbers
Whole Numbers
- Numbers up to 100 000
- Number notation, representations and place values (ten thousands, thousands, hundreds, tens, ones)
- Reading and writing numbers in numerals and in words
- Comparing and ordering numbers
- Patterns in number sequences
- Place value
- Rounding and estimation
- Factors and multiples
- Order of operations
- Multiplying by 10, 100, 1000 and their multiples
- Dividing by 10, 100, 1000 and their multiples
- Age problems
- Gap problems
- Word problems involving whole numbers
Four Operations
- Multiplication up to 4 digits by 1 digit, and up to 3 digits by 2 digits
- Division up to 4 digits by 1 digit
Decimals
- Notation, representation and place values (tenths, hundredths, thousandths)
- Comparing and ordering decimals (up to 3 decimal places)
- Converting decimals to fractions
- Converting fractions to decimals when the denominator is a factor of 10 or 100
- Converting measurements
- Rounding decimals to the nearest whole number, 1 decimal place and 2 decimal places
- Rounding off answers to a specified degree of accuracy
- Rounding and estimation
- Addition and subtraction of decimals up to 2 decimal places
- Multiplying and dividing decimals by a 1-digit whole number
- Multiplying by 10, 100, 1000 and their multiples
- Dividing by 10, 100, 1000 and their multiples
Fractions
- Mixed numbers and improper fractions
- Fraction of a set of objects
- Equivalent fractions
- Comparing fractions
- Finding the middle fractions of 2 fractions
- Adding and subtracting fractions with denominators of given fractions not exceeding 12 and not more than 2 different denominators
- Addition and subtraction of mixed numbers
- Product of a fraction and a whole number
- Product of a mixed number and a whole number
- Product of two fractions
- Dividing a fraction by a whole number
- Dividing by a proper fraction
- Fractions of the remainder
- Solving up to 2-step word problems involving addition and subtraction
- Solving word problems involving fractions
Measurement and Geometry
Area and Perimeter
- Finding one dimension of a rectangle given the other dimension and its area or perimeter
- Finding the length of one side of a square given its area or perimeter
- Finding the area and perimeter of composite figures made up of rectangles and squares
- Area and perimeter of composite figures
- Overlapping figures
- Problem solving: finding area and perimeter
Line Symmetry
- Determining whether a straight line is a line of symmetry of a symmetric figure
- Completing a symmetric figure with respect to a given line of symmetry on a square grid
Angles
- 8-point compass
- Drawing of angles
- Angles on a straight line
- Angles at a point
- Finding unknown angles
- Finding unknown angles in geometric figures
- Classifying triangles
- Drawing triangles
Solid Figures and Nets
- Solids
- Nets of solids
- Identifying and drawing 2D representations of cube, cuboid, cone, cylinder, prism and pyramid
- Identifying the nets of 3D solids: cube, cuboid, prism and pyramid
- Identifying the solid that can be formed by a given net
Geometry
- 8-point direction
- Lines and straight lines
- Parallel and perpendicular lines
- Shapes: circles and semicircles
- Symmetry
Statistics
Pie Charts
- Reading and interpreting pie charts
- Solving 1-step problems using data from tables and graphs
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