292 prompts matching "Binary Codes for Class Numbers"
Worked example: The value of each digit in a large number
I am in Primary 5. Worked example: show me the value of each digit in a large number in fu
Compare and decide: Comparing two large numbers digit by digit
I am in Primary 5. Show me two different ways of doing comparing two large numbers digit b
Hands-on task: The square numbers up to a hundred
I am in Primary 5. Give me a hands-on task on the square numbers up to a hundred that I ca
Worked example: Telling a prime number from a square number
I am in Primary 5. Worked example: show me telling a prime number from a square number in
Compare and decide: The square root of a square number
I am in Primary 5. Show me two different ways of doing the square root of a square number,
Picture puzzle: A number that is both prime and one more than a square
I am in Primary 5. Describe a picture or diagram to me that shows a number that is both pr
Hands-on task: Subtracting a six-digit number with borrowing across a zero
I am in Primary 5. Give me a hands-on task on subtracting a six-digit number with borrowin
Compare and decide: Adding three large numbers in one column sum
I am in Primary 5. Show me two different ways of doing adding three large numbers in one c
Maths game: Estimating a large addition before working it out
I am in Primary 5. Play a short game with me on estimating a large addition before working
Hands-on task: Multiplying a three-digit number by a one-digit number
I am in Primary 5. Give me a hands-on task on multiplying a three-digit number by a one-di
Worked example: Multiplying a number by ten, a hundred and a thousand
I am in Primary 5. Worked example: show me multiplying a number by ten, a hundred and a th
Compare and decide: Multiplying two two-digit numbers in your head
I am in Primary 5. Show me two different ways of doing multiplying two two-digit numbers i
Maths game: Dividing a four-digit number by a two-digit number
I am in Primary 5. Play a short game with me on dividing a four-digit number by a two-digi
Compare and decide: The highest common factor of two numbers
I am in Primary 5. Show me two different ways of doing the highest common factor of two nu
Picture puzzle: Multiplying top and bottom by the same number
I am in Primary 5. Describe a picture or diagram to me that shows multiplying top and bott
Hands-on task: Comparing two negative numbers
I am in Primary 5. Give me a hands-on task on comparing two negative numbers that I can do
Worked example: Counting forwards and backwards through zero
I am in Primary 5. Worked example: show me counting forwards and backwards through zero in
Hands-on task: Finding a common denominator for two fractions
I am in Primary 5. Give me a hands-on task on finding a common denominator for two fractio
Worked example: Adding a fraction to a mixed number
I am in Primary 5. Worked example: show me adding a fraction to a mixed number in full, ex
Worked example: Finding a missing number in an addition sentence
I am in Primary 5. Worked example: show me finding a missing number in an addition sentenc