Subtract both ways-vertically and horizontally.

	$-$		$=$
$-$	$74$	$21$	$53$
	$14$	$11$
$=$	$60$

Subtract both ways-vertically and horizontally.

Solve the story sums.

There were $37$ birds on a tree.

$15$ flew away.

How many are left on the tree $?$      

$\underline{\begin{array}{ccc}& \mathrm{T}& \mathrm{O}\\ & 3& 7\\ -& 1& 5\end{array}}$ 

Solve the story sums.

There are $46$ animals in a zoo.

$20$ animals are inside the boundary wall.

How many animals are outside the boundary wall $?$      

$\underline{\begin{array}{ccc}& \mathrm{T}& \mathrm{O}\\ & 4& 6\\ -& 2& 0\end{array}}$ 

Solve the story sums.

A farmer had $69$ melons.

He sold $49$ of them.

How many melons are left with him$?$      

$\underline{\begin{array}{ccc}& \mathrm{T}& \mathrm{O}\\ & 6& 9\\ -& 4& 9\end{array}}$ 

Solve the story sums.

$54$ children are playing in the park.

$21$ children went home.

How many children are playing now$?$      

$\underline{\begin{array}{ccc}& \mathrm{T}& \mathrm{O}\\ & 5& 4\\ -& 2& 1\end{array}}$ 

Solve the story sums.

There are $97$ apples in a basket.

$66$ apples are red and rest are green.

How many apples are green$?$      

$\underline{\begin{array}{ccc}& \mathrm{T}& \mathrm{O}\\ & 9& 7\\ -& 6& 6\end{array}}$ 

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 $?$

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