Search Results For “thinking of a number”

Multiplying whole numbers and tenths by a single digit. When multiplying numbers like these it is a good idea to start with the whole number or units.

The prime factors of a number are the factors which are also prime numbers. They can be found by using a factor tree.

Small items can be measured by putting several together and measuring all of them, and then dividing by the number there are. Giving measurements of length in millimetres and metres.

A pictogram showing the number of books borrowed from the library. Each symbol represents two books.

More ideas for graphs and pictograms, including number of brothers and sisters and colour of toothbrushes!

Something different here: the mathematical sign and a number are both missing.

Three very athletic runners sharing a 19 mile relay. They each run an odd number of miles. How could they do this?

Three boxes and 20 buttons. How many different ways can the buttons be put in the boxes so that each box has an even number?

Remember, in a number sentence where there are several operations we need to stick to some rules.

Investigate patterns made by placing consecutive numbers in a number square.

Draw lines from the shaded numbers to the numbers that are three times bigger.

Move round the star in a clockwise direction, putting the number that is 3 times bigger in the empty circles.