Primary 1 Maths Topics

The following are the latest Primary 1 Maths Topics according to Singapore’s MOE syllabus. There are many Primary 1 Maths Worksheets that cover individual topics as well as a combination of the topics for revision. You may like to check out our P1 Maths Worksheets here. Our quality primary one maths worksheets are available as digital copies, easy for you to download and print as and when necessary for your child’s practice.

WHOLE NUMBERS

Numbers up to 100

Include:

  • counting to tell the number of objects in a given set,
  • comparing the number of objects in two or more sets,
  • use of ordinal numbers (first, second, up to tenth) and symbols (1st, 2nd, 3rd, etc.),
  • number notation and place values (tens, ones),
  • reading and writing numbers in numerals and in words,
  • comparing and ordering numbers,
  • number patterns.

Addition and Subtraction

Include:

  • concepts of addition and subtraction,
  • use of the addition symbol (+) or subtraction symbol ( −) to write a mathematical statement for a given situation,
  • comparing two numbers within 20 to tell how much one number is greater (or smaller) than the other, recognising the relationship between addition and subtraction, building up the addition bonds up to 9 + 9 and committing to memory,
  • solving 1-step word problems involving addition and subtraction within 20,
  • addition of more than two 1-digit numbers,
  • addition and subtraction within 100 involving ∗ a 2-digit number and ones, ∗ a 2-digit number and tens, ∗ two 2-digit numbers,
  • addition and subtraction using formal algorithms.

Mental calculation

Include:

  • addition and subtraction within 20,
  • addition and subtraction involving ∗ a 2-digit number and ones without renaming, ∗ a 2-digit number and tens.

Multiplication and Division

Include:

  • multiplication as repeated addition (within 40),
  • use of the multiplication symbol ( ×) to write a mathematical statement for a given situation,
  • division of a quantity (not greater than 20) into equal sets: ∗ given the number of objects in each set, ∗ given the number of sets,
  • solving 1-step word problems with pictorial representation.

MEASUREMENT

Length and mass

Include:

  • measurement and comparison of the lengths/ masses of two or more objects in non-standard units,
  • use of the following terms:  long, longer, longest; short, shorter, shortest; tall, taller, tallest; high, higher, highest; heavy, heavier, heaviest; light, lighter, lightest

Time

Include telling and writing time to the hour/ half hour.

Money

Include:

  • identifying coins and notes of different denomination,
  • matching a coin/ note of one denomination to an equivalent set of coins/ notes of another denomination,
  • telling the amount of money ∗ in cents up to $1, ∗ in dollars up to $100.
  • use of the symbols $ and ¢,
  • solving word problems involving addition and subtraction of money in dollars only (or in cents only). (see Primary 1 Money Worksheets)

GEOMETRY

Basic shapes: rectangle, square, circle, triangle

Include:

  • identifying and naming the 4 basic shapes from 2-D and 3-D objects,
  • describing and classifying shapes.

Patterns

Include:

  • making/ completing patterns with 2-D cut-outs according to one or two of the following attributes  ∗ shape, ∗ size, ∗ colour
  • making / completing patterns with 3-D models: ∗ cube, ∗ cuboid (rectangular block), ∗ cone, ∗ cylinder

DATA ANALYSIS

Picture graphs

Include:

  • collecting and organising data,
  • making picture graphs,
  • use of a symbol/picture to represent one object,
  • reading and interpreting picture graphs in both horizontal and vertical forms.