Instructional Video24:33
Curated Video

Add 2-digit numbers when crossing the tens boundary

Pre-K - Higher Ed
Pupil outcome: I can add two-digit numbers when the sum crosses the tens boundary Key learning points: - When adding two-digit numbers that cross the tens boundary, both addends can be partitioned, then recombined. - When adding...
Instructional Video24:37
Curated Video

Partition the numbers 6 and 7 in different ways

Pre-K - Higher Ed
Pupil outcome: I can partition the numbers 6 and 7 in different ways. Key learning points: - There is more than one way to partition a number. - When a number is partitioned into two parts the parts can be odd or even.
Instructional Video21:37
Curated Video

Partition numbers one to five in different ways

Pre-K - Higher Ed
Pupil outcome: I can partition the numbers one to five in different ways. Key learning points: - Each of the numbers one to five can be partitioned in different ways. - A part-part-whole model can be used to represent these different...
Instructional Video22:10
Curated Video

Identify the quantity shown in a representation of numbers 11 to 19

Pre-K - Higher Ed
Pupil outcome: I can identify the quantity shown in a representation of numbers 11 to 19 Key learning points: - The numbers 11-19 can be formed by combining a ten and ones. - The numbers 11-19 can be partitioned into a ten and ones. -...
Instructional Video20:25
Curated Video

Halve even 2-digit numbers and multiples of 10

Pre-K - Higher Ed
Pupil outcome: I can halve even 2-digit numbers from 12 to 28 and unitise and apply known facts to halve even multiples of 10 Key learning points: - Halving facts to 10 can help to halve 2-digit numbers. - To halve 2-digit numbers,...
Instructional Video24:33
Curated Video

Solve subtraction problems using knowledge of 10 and a bit

Pre-K - Higher Ed
Pupil outcome: I can solve subtraction problems using knowledge of 10 and a bit in different contexts. Key learning points: - The teens numbers can be represented as ten and a bit. - We can solve addition and subtraction problems with...
Instructional Video24:10
Curated Video

Partition the numbers 8 and 9 in different ways

Pre-K - Higher Ed
Pupil outcome: I can partition the numbers 8 and 9 in different ways and organise them in a systematic way. Key learning points: - Partitioning can be represented on a part-part-whole diagram. - A bar model can be used to represent ways...
Instructional Video20:28
Curated Video

Choose the most efficient strategy to add two 3-digit numbers

Pre-K - Higher Ed
Pupil outcome: I can choose the most efficient strategy to add two 3-digit numbers. Key learning points: - By looking carefully at the addends, we can choose the most efficient addition strategy. - Sometimes an adjusting strategy is the...
Instructional Video25:32
Curated Video

Combining and partitioning numbers within 10

Pre-K - Higher Ed
Pupil outcome: I can use my knowledge of combining and partitioning numbers within 10 when solving problems. Key learning points: - We can combine two parts to make a whole. Part + part = whole - We can partition a whole into two parts....
Instructional Video25:30
Curated Video

Find a missing part when one part and the whole is known

Pre-K - Higher Ed
Pupil outcome: I can find the missing part when the other part and the whole is known. Key learning points: - Each of the numbers one to five can be partitioned into two or more parts. - If one part is known, the other part can be found....
Instructional Video19:47
Curated Video

Multiply a mixed number by a whole number not bridging a whole

Pre-K - Higher Ed
Pupil outcome: I can multiply a mixed number by a whole number where the fractions do not bridge a whole. Key learning points: - Partition the mixed number into a whole number and a fraction. - Multiply the whole number part by the whole...
Instructional Video23:27
Curated Video

Subtracting numbers that bridge through 10

Pre-K - Higher Ed
Pupil outcome: I can subtract through 10 using bridging. Key learning points: - When the subtrahend is bigger than the ones value of the minuend, we will have to bridge through 10 - Composition of numbers to 10 allows us to partition...
Instructional Video24:21
Curated Video

Solve subtraction calculations mentally by using known facts

Pre-K - Higher Ed
Pupil outcome: I can solve subtraction calculations mentally by using known facts Key learning points: - Compensation can be used to simplify subtraction calculations. - Equivalence can be used to simplify subtraction calculations. - A...
Instructional Video17:39
Curated Video

Divide a 3-digit by a 1-digit number using partitioning and representations (no remainders)

Pre-K - Higher Ed
Pupil outcome: I can divide a 3-digit by a 1-digit number using partitioning and representations (no remainders). Key learning points: - Partitioning the dividend into hundreds, tens and ones helps when dividing a 3-digit by a 1-digit...
Instructional Video24:32
Curated Video

Multiply a 3-digit by a 1-digit number using partitioning

Pre-K - Higher Ed
Pupil outcome: I can multiply a 3-digit by a 1-digit number using partitioning. Key learning points: - 3-digit numbers can be partitioned into hundreds, tens and ones. - Calculate partial products by finding the product for the hundreds,...
Instructional Video20:37
Curated Video

Use known facts from the 2, 5 and 6 times tables to solve problems involving the 7 times table

Pre-K - Higher Ed
Pupil outcome: I can use known facts from the 2, 5 and 6 times tables to solve problems involving the 7 times table. Key learning points: - If 7 is equal to 5 plus 2 then 7 groups of 6 is equal to 5 groups of 6 plus 2 groups of 6 - 7...
Instructional Video15:25
Curated Video

Use efficient division strategies to solve problems

Pre-K - Higher Ed
Pupil outcome: I can use a range of strategies to solve division problems Key learning points: - Look at the dividend and divisor to decide which strategy is most effective and explain why. - Use partitioning if the dividend can be...
Instructional Video21:18
Curated Video

Subtract 2 or 3-digit numbers using partitioning and bridging a multiple of 10

Pre-K - Higher Ed
Pupil outcome: I can subtract 2 or 3-digit numbers using partitioning and bridging a multiple of 10 Key learning points: - By looking at the minuend and subtrahend we know if we will have to bridge 10 or 100 - If the ones digit of the...
Instructional Video18:10
Curated Video

Convert quantities of money between pounds and pence

Pre-K - Higher Ed
Pupil outcome: I can convert quantities of money between pounds and pence Key learning points: - There are 100p in £1.00 so £3.00 is equivalent to 300p - There are 10 pennies in 10p so 4 ten pences are equivalent to 40 one pences. - Use...
Instructional Video23:31
Curated Video

Partition 3-digit numbers in different ways

Pre-K - Higher Ed
Pupil outcome: I can partition 3-digit numbers into 2 and 3 parts. Key learning points: - Partitioning of 3-digit numbers can be represented using base ten blocks or bar models. - 3-digit numbers can be partitioned into 2 or 3 parts in...
Instructional Video25:19
Curated Video

Choose the most efficient strategy to subtract from a 3-digit number

Pre-K - Higher Ed
Pupil outcome: I can choose the most efficient strategy to subtract from a 3-digit number. Key learning points: - By looking carefully at the minuend and subtrahend, we can choose the most efficient subtraction strategy. - When numbers...
Instructional Video25:23
Curated Video

Partition one of the factors in a multiplication equation using representations

Pre-K - Higher Ed
Pupil outcome: I can partition one of the factors in a multiplication equation in different ways using representations. Key learning points: - We can easily calculate multiples of a number by adding on or subtracting that number from an...
Instructional Video25:43
Curated Video

Solve problems involving subtraction of two-digit numbers

Pre-K - Higher Ed
Pupil outcome: I can solve problems involving subtraction of two-digit numbers that do not cross the tens boundary. Key learning points: - When subtracting a 2-digit number, the known part can be partitioned to subtract the tens and the...
Instructional Video25:39
Curated Video

Subtract by bridging a multiple of ten

Pre-K - Higher Ed
Pupil outcome: I can bridge ten to subtract single digit numbers from two-digit numbers. Key learning points: - When we subtract a one-digit from a two-digit number, the equation may be solved more efficiently by 'bridging ten'. - When...