Lesson

Remembering how to find the missing number in a number sentence can help us solve problems in this lesson. Let's give this problem a try.

Fill in the box with the missing number.

$8\times\editable{}=80$8×=80

This video shows how to balance number sentences where there are different operators on either side of the equality symbol.

Complete the number sentence:

$48-\editable{}=19+16$48−=19+16

Remember!

Whenever there is an equal sign we need to make sure that the value of the expressions on each side are the same.

Apply place value to partition, rearrange and regroup numbers to at least tens of thousands to assist calculations and solve problems

Recall multiplication facts up to 10 × 10 and related division facts

Develop efficient mental and written strategies and use appropriate digital technologies for multiplication and for division where there is no remainder