Number (mult/div)
Hong Kong
Stage 1
Find unknowns in multiplication and division problems (3,6,7,9)
Lesson
Using multiplication and division, we can solve equations that have a missing value. This video helps to explain which method to use.
Examples
QUESTION 1
Fill in the box with the missing number.
$6\times9=\editable{}$6×9=
QUESTION 2
Fill in the box with the missing number.
$45\div\editable{}=9$45÷=9
QUESTION 3
Fill in the box with the missing number.
If $\editable{}$ is divided into $3$3 groups, there will be $3$3 in each group.