Home Page

Year One Mathematics

Numbers & the number system


· Count to and across 100, forwards and backwards, beginning with 0 or 1, or from any given number.


· Count, read and write numbers to 100 in numerals; count in multiples of twos, fives and tens.


· Given a number, identify one more and one less.


· Identify and represent numbers using objects & pictorial representations including the number line, and use the language of: equal to, more than, less than (fewer), most, least.


· Read and write numbers from 1 to 20 in numerals and words.


Calculation - addition & subtraction


· Read, write & interpret mathematical statements involving addition (+), subtraction (-) & equals (=) signs


· Represent and use number bonds and related subtraction facts within 20

· Add and subtract one-digit & two-digit numbers to 20, including zero.


· Solve one-step problems that involve addition and subtraction, using concrete objects & pictorial representations, and missing number problems such as

7 = [ ] - 9.


Calculation - multiplication & division


· Solve one-step problems involving multiplication and division, by calculating the answer using concrete objects, pictorial representations and arrays with the support of the teacher.


Calculation - Fractions, Decimals & Percentages

· Recognise, find and name a half as one of two equal parts of an object, shape or quantity.


· Recognise, find and name a quarter as one of four equal parts of an object, shape or quantity.




Compare, describe and solve practical problems for:

  • - lengths and heights [ e.g. long/short, longer/shorter, tall/short, double/half ]
  • - mass or weight [ e.g. heavy/light, heavier than, lighter than ]
  • - capacity/volume [ full/ empty, more than, less than, half, half full, quarter ]
  • - time [ e.g. quicker, slower, earlier, later ]


  • Measure and begin to record the following: lengths and heights; mass/weight; capacity & volume; time (hours, minutes, seconds)


  • Recognise and know the value of different denominations of coins and notes.


  • Sequence events in chronological order using language such as: before and after, next, first, today, yesterday, tomorrow, morning, afternoon and evening.


  • Recognise and use language relating to dates, including days of the week, weeks, months and years.


  • Tell the time to the hour and half past the hour and draw the hands on a clock face to show these times.


Shape & Space

Geometry: Properties of shapes


  • Recognise and name common 2-D and 3-D shapes, including:


  • 2-D shapes (e.g. rectangles (including squares), circles and triangles)


  • 3-D shapes (e.g. cuboids (including cubes), pyramids and spheres).


Position and direction


  • Describe position, directions and movements, including whole, half, quarter and three-quarter turns.