Using factors to multiply

Maths

Multiplication and division

A prime number can only have two factors.

A prime number multiplied by a prime number will give a product that is a prime number

Which of the following statements about a prime number is true?

Using distributive law, which of the following number statements is FALSE?

Look at the bar model below which is similar to other bar models used during the lesson. Which number statement does the bar model correctly represent to help us calculate the total number of swimmers?

Below is an area model. What is the product of this area model?

During the lesson, we demonstrated how an area model could be arranged to show distributive law after one of the factors was partitioned. If the product for a calculation is 120, what are the two missing values?

What calculation is represented by the dienes shown below?

What four products are missing from the area model shown?

What calculations do the dienes represent below?

Using your knowledge of multiplying with multiples of ten, can you identify the correct answer for 29 x 21?

Abdul thinks the person has multiplied by 3 incorrectly.

Lucy believes the regrouping has been incorrect on two occasions.

Safin believes the columns have been added incorrectly so the total is wrong.

Simon thinks the person has not used a place value holder.

Look at the calculation carefully. There is an error but the pupils can't decide where! Which pupil is right?

Starter Quiz