# New Singapore Maths Curriculum (Scope And Sequence) For 4th Grade / Primary 4

Since 2004, Singapore, the world's math leader, and most countries had completely switched from the old Singapore Math to the new and improved Singapore Math for 4th Grade / Primary 4.

Find out why Singapore schools have switched completely to the new and improved Singapore Math.

All the primary schools in Singapore, the world's math leader, are using the New Singapore Math textbook packages for 4th Grade / Primary 4. Primary Mathematics For 4th Grade / Primary 4 Package is based on the Old Singapore Math curriculum and is no longer used in any Singapore school since 2004.

Below is what your child will learn in the New Singapore Math curriculum for 4th Grade / Primary 4.

## Whole numbers

• ### Number notation and place values

• read and write numbers up to 100 000 in numerals and in words
• recognise the place values of numbers (ten thousands, thousands, hundreds, tens, ones)
• Include completing number sequences
• compare and order numbers up to 100 000
• ### Approximation and estimation

• round off numbers to the nearest 10 and 100
• Include checking reasonableness of answers
• ### Factors and multiples

• determine if a 1-digit number is a factor of a given whole number
• list all factors of a whole number up to 100
• Include finding common factor of 2 numbers
• Excludefinding highest common factor (H. C. F.)
• determine if a whole number is a multiple of a given 1-digit whole number
• list the first 12 multiples of a given 1-digit whole number
• Include finding common multiple of 2 numbers
• Excludefinding lowest common multiple (L. C. M.)
• ### Multiplication by a number up to 2 digits

• multiply numbers up to
• 4 digits by a 1-digit number
• 3 digits by a 2-digit number
• ### Division by a 1-digit number and by 10

• divide numbers up to 4 digits by a 1-digit number and by 10
• ### Word problems

• solve up to 3-step word problems involving whole numbers
• Include units of measure
• Include checking reasonableness of answers

## Money and measures

• ### Multiplication and division of length, mass, volume and time

• Multiply and divide in compound units
• Length
• Mass
• Volume
• Time
• Use whole numbers only
• Excludeseconds
• Numbers involved should be within easy manipulation
• ### Multiplication and division of money

• multiply and divide money in compound units using decimal notation
• ### Units of measure of volume: cubic centimetre, cubic metre

• build solids with unit cubes and state their volumes
• Excludeconversion between m3 and cm3
• visualise the relative sizes of 1 cubic metre and 1 cubic centimetre
• ### Volume of a cube / cuboid and liquid

• use formula to find the volume of a cuboid
• Include use of abbreviations: m3 and cm3
• Include finding the volume of the solid made up of unit cubes of given dimension
• Excludecompound units
• use formula to find volume of liquid in a rectangular container
• Excludecompound units
• recognise the equivalence of 1 litre / 1000 ml and 1000 cm3
• Include conversions between l, ml and cm3
• ### Area and perimeter of a square, a rectangle and their related figures

• find the area/perimeter of a figure made up of squares and/or rectangles
• Include finding the area of a figure by subtraction of areas
• find one dimension of a rectangle given the other dimension and
• its perimeter
• its area
• find the side of a square given
• its perimeter
• its area
• Excludeuse of the square root sign
• ### Word problems

• solve word problems involving
• volume of solids/liquid
• area and perimeter of squares and rectangles
• Excludecompound units

## Statistics

• ### Tables

• complete a table from given information
• Include collecting data and presenting the data in a table form
• ### Bar graphs

• complete a bar graph from given data
• ### Word problems

• solve problems using data presented in bar graphs and tables

## Fractions

• like fractions
• related fractions
• Denominators of given fractions should not exceed 12
• Excludesums involving more than 2 different denominators
• ### Product of a proper fraction and a whole number

• recognise and name fractions as parts of a set of objects
• calculate the product of a proper fraction and a whole number
• ### Mixed numbers and improper fractions

• express an improper fraction as a mixed number, and vice versa
• Include expressing an improper fraction/mixed number in its simplest form
• ### Word problems

• solve up to 2-step word problems involving fractions
• Include using unitary method to find the ‘whole’ given a fractional part
• Excludequestion such as ‘Express the number of girls as a fraction of the number of boys.’ as it will be dealt with under the topic ‘Ratio’

## Decimals

• ### Number notation and place values

• read and interpret decimals up to 3 decimal places
• Include use of the number line to illustrate the concept of decimals
• Include identifying the values of the digits in a decimal
• compare and order decimals

• add and subtract decimals up to 2 decimal places
• Include mental calculations involving addition and subtraction of 1-digit whole numbers/tenths and tenths
• ### Multiplication and division

• multiply and divide decimals up to 2 decimal places by a 1-digit whole number
• Include division of whole number by whole number with decimal answers
• Include rounding off answers to 2 decimal places
• Include checking reasonableness of answers
• carry out mental calculation within the multiplication tables
• ### Conversion between decimals and fractions

• express a decimal as a fraction, and vice versa
• ### Approximation and estimation

• round off decimals to
• the nearest whole number
• 1 decimal place
• 2 decimal places
• Include units of measure
• Include checking reasonableness of answers
• ### Word problems

• solve up to 2-step word problems involving decimals
• Include rounding off answers to a specified degree of accuracy
• Include checking reasonableness of answers

## Geometry

• ### Perpendicular and parallel lines

• identify perpendicular and parallel lines
• draw perpendicular and parallel lines using ruler and set squares
• Include use of the terms ‘vertical’ and ‘horizontal’
• ### Angles in degrees

• estimate size of angles and measure angles in degrees using a protractor
• Excludeusing variable such as xo to represent size of angle
• Excludereflex angles
• associate
• 1/4 turn/right angle with 90o
• 1/2 turn with 180o
• 3/4 turn with 270o
• draw a given angle using a protractor
• Excludedrawing reflex angles
• ### Symmetry

• recognise symmetric figures
• Include identifying and visualising symmetry in the environment or in designs
• Excluderotational symmetry
• determine whether a straight line is a line of symmetry of a figure
• Excludefinding the number of lines of symmetry of a symmetric figure
• complete a symmetric figure with respect to a given line of symmetry
• ### Geometrical figures

• identify and name the following figures:
• rectangle
• square
• parallelogram
• rhombus
• trapezium
• identify and name the following triangles:
• isosceles
• equilateral
• right-angled
• Excludeuse of the terms ‘scalene’, ‘acute’ and ‘obtuse’
• ### Properties of a square and a rectangle

• state and use properties of
• a square
• a rectangle
• Excludethe term ‘diagonal’ and its related properties
• Include finding angles and sides
• ### 2-D representation of a 3-D solid

• visualise cubes and cuboids from drawings
• state the number of unit cubes that make up a solid
• visualise and identify the new solid formed by increasing/ decreasing the number of cubes of a given solid drawn on an isometric grid
• Excludeasking pupils to draw the solid on an isometric grid

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