Kusum Wadhwa and Anju Loomba Solutions for Chapter: Addition and Subtraction 21 to 99, Exercise 11: Mixed BAG

Add or subtract.

There are $25$ boys and $24$ girls in a class.

How many chairs in all are needed for them $?$

$$\begin{gathered} \underline{\begin{array}{ccc}& \mathrm{T}& \mathrm{O}\\ & 2& 5\\ +& 2& 4\end{array}} \\ \underline{ } \end{gathered}$$

Add or subtract.

Rachna's colouring book has $56$ pages.

She has coloured $10$ pages.

How many pages are left to be coloured $?$

$$\begin{gathered} \underline{\begin{array}{ccc}& \mathrm{T}& \mathrm{O}\\ & 5& 6\\ & 1& 0\end{array}} \\ \underline{ } \end{gathered}$$ 

Add or subtract.

A shopkeeper sold $30$ dolls and $21$ teddies.

How many toys did he sell in all $?$

$$\begin{gathered} \underline{\begin{array}{ccc}& \mathrm{T}& \mathrm{O}\\ & 3& 0\\ & 2& 1\end{array}} \\ \underline{ } \end{gathered}$$  

Add or subtract.

There are $58$ butterflies in a garden.

$26$ of them fly away. How many butterflies are left in the garden $?$

$$\begin{gathered} \underline{\begin{array}{ccc}& \mathrm{T}& \mathrm{O}\\ & 5& 8\\ & 2& 6\end{array}} \\ \underline{ } \end{gathered}$$