Question 4(a) :
Fill in the missing fractions:
710−□=310
The given equation is 710−□=310.
We transfer 310 to the left-hand side of the equation and the missing fraction to the right-hand side.
The given equation becomes 710−310=□
The above equation can also be written as □=710−310
∴ The missing fraction = 710−310=7−310=410
710−410=310