Number - The Harbour School

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The Harbour School, Station Road, Wilburton, Cambridgeshire, CB6 3RR
T: 01353 740229
E: office@harbour.cambs.sch.uk
W:http://www.theharbourschool.com
National Curriculum Level Descriptors
The National Curriculum Level Descriptors are the criteria for assessing pupil progress. Teachers
can use the descriptors to make judgements on pupils’ performance in National Curriculum
subjects.
Maths - Number
Level 3:
● I can add and subtract 2 digit numbers mentally.
● I can add and subtract 3 digit numbers on paper.
● I can read and write whole numbers in figures and words.
● I can recognise a negative number.
● I can recognise times tables up to 10×10.
● I can write 1/10 and 1/100 as decimals.
● I know what each digit in a whole number means.
● I can change improper fractions to mixed numbers.
● I can explain what a fraction is.
● I can recognise when fractions are equivalent.
● I can add and subtract 2 digit numbers mentally.
● I can add and subtract 3 digit numbers on paper.
● I can read and write standard metric units.
● I can round numbers to the nearest 10, 100 or 1000.
● I know that fractions are like dividing.
● I can add and subtract 2 digit numbers mentally.
● I can add and subtract 3 digit numbers on paper.
Level 4:
● I can add and subtract 0.1 or 0.01 to or from any number.
● I can find the differences in temperatures.
● I can multiply or divide any integer by 10 or 100.
● I can order decimals of up to 3 decimal places.
● I can order negative numbers.
● I can read and write any number from 0.001 to 1,000,000 and know what each digit means.
● I can recognise times tables up to 12×12.
● I can test to see if a number can be divided by 2,3,4,5,10 or 100.
● I can use long addition and subtraction.
● I know square numbers from 1×1 to 10×10.
● I can add and subtract 0.1 or 0.01 to or from any number.
● I can apply my knowledge of place value to partition and solve 3.2×30.
● I can express a smaller number as a fraction of another number.
● I can use fractions to say what proportion of a shape is shaded.
● I know what 25% is as a decimal and a fraction.
● I can add and subtract 0.1 or 0.01 to or from any number.
● I can apply my knowledge of place value to partition and solve 3.2×30.
● I can choose appropriate units of measurement.
● I can describe what division is.
● I can describe what multiplication is.
● I can round a decimal to one decimal place.
● I can round a decimal to the nearest unit.
● I can use long addition and subtraction.
● I can use short division and multiplication.
● I know what 25% is as a decimal and a fraction.
● I know what piece of equipment is appropriate to use to measure a given unit.
● I can find simple fractions of whole numbers.
● I can fnd simple percentages of whole numbers.
● I can recognise proportions of a whole.
● I can solve problems like ‘if 1 in every 10 smarties are red, how many are red if there are 50 smarties?’.
● I can use fractions and percentages to describe proportions of a whole.
● I can add and subtract 0.1 or 0.01 to or from any number.
● I can apply my knowledge of place value to partition and solve 3.2×30.
● I can describe what a prime number is.
● I can find the pairs of factors of a 2-digit number.
● I can solve 3a = 15 and n(n+1) = 12 mentally.
● I can use long addition and subtraction.
● I know all the prime numbers below 20.
● I know what 25% is as a decimal and a fraction.
Level 5:
● I can add and subtract 0.001 to or from any number.
● I can add and subtract using positive and negative numbers.
● I can multiply or divide integers and decimals by 10, 100 or 1000.
● I can test if a number is divisible by 6,8 or 9.
● I can add and subtract 0.001 to or from any number.
● I can add and subtract simple fractions with common denominators.
● I can apply my knowledge of place value to partition and solve 22×0.02.
● I can convert terminating decimals into fractions.
● I can find fractions of numbers, quantities and measurements.
● I can find simple percentages of amounts.
● I can multiply a fraction by an integer.
● I can simplify fractions by cancelling.
● I know what 12.5% is as a decimal and a fraction.
● I can add and subtract 0.001 to or from any number.
● I can add and subtract using positive and negative numbers.
● I can apply my knowledge of place value to partition and solve 22×0.02.
● I can check my answer by estimating.
● I can convert different metric units of length.
● I can round any number to any given power of 10.
● I can use BODMAS.
● I can use long multiplication and division.
● I know and can use the order of operations (BODMAS/BIDMAS).
● I know commonly used imperial units and their abbreviations.
● I know rough metric and imperial equivalents.
● I know what 12.5% is as a decimal and a fraction.
● I can calculate using 2-part ratios (e.g. Split £35 in the ratio 3:4).
● I can check my answers by working through the problem backwards.
● I can express one number as a percentage of another.
● I can use direct proportion in simple contexts (e.g. ‘if £1 = 1.62 euros, how many euros do I get for £50?’).
● I can use simple ratios (e.g. Shade a shape in the ratio 1:4).
● I can add and subtract 0.001 to or from any number.
● I can add and subtract using positive and negative numbers.
● I can apply my knowledge of place value to partition and solve 22×0.02.
● I can estimate the percentage of a sector in a pie chart.
● I can find fractions of numbers, quantities and measurements.
● I can find prime numbers less than 100 by using the sieve of Eratosthenes.
● I can find simple percentages of amounts.
● I can find the highest common factor of a pair of numbers.
● I can find the lowest common multiple of a pair of simple numbers.
● I can multiply a fraction by an integer.
● I can solve 3a-2 = 31 and n(n-1) = 56 mentally.
● I know what 12.5% is as a decimal and a fraction.
Level 6:
● I can divide numbers by 0.1 and 0.01.
● I can multiply and divide using negative numbers.
● I can multiply numbers by 0.1 and 0.01.
● I can test if a number is divisable by 12,15,16,18 and 20.
● I can add and subtract any fractions.
● I can calculate a percentage increase or decrease.
● I can convert equivalent fractions, decimals and percentages.
● I can convert fractions into decimals
● I can divide an integer by a fraction.
● I can divide fractions.
● I can multiply two fractions.
● I know that a recurring decimal is an exact fraction.
● I know what 0.005 is as a fraction and a percentage.
● I can convert between metric and imperial units.
● I can convert different metric units of area and volume.
● I can round any number to any given decimal place.
● I know what 0.005 is as a fraction and a percentage.
● I can calculate using ratios of more than 2-parts.
● I can simplify 2-part ratios.
● I can solve ratio problems using the unitary method.
● I can use direct proportion to solve problems like ‘if 8 pizzas cost £16, how much do 6 pizzas cost?’.
● I can convert equivalent fractions, decimals and percentages.
● I can divide an integer by a fraction.
● I can find the prime factor decomposition of a number.
● I can solve sums with powers and brackets mentally.
● I can use prime factor decomposition to find the HCF of a pair of numbers.
● I can use prime factor decomposition to find the LCM of a pair of numbers.
● I know what 0.005 is as a fraction and a percentage.
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