LO: to solve 2-step word problems involving addition and subtraction.

1.	

John buys 12 pencils one week and 7 the following week. 
How many pencils does he have?

2.	

Lydia has 15 marbles. She takes them to her friend’s house. Her friend gives her 12 more marbles.

How many does she have now?

3.	

Asif has a packet of biscuits. There are 12 in the packet. 
He buys another packet of 12 biscuits. How many biscuits does he have now?

4.	Amina collects 23 conkers.
Her brother gives her 11 conkers. How many conkers does she have now?

5.	James and Zain bring their football cards to share to their friend Thomas’s house. James brings 14 and Zain brings 11.
Thomas has 8 cards.

How many do they have altogether?

6.	

A greengrocer has a box of apples. In the morning he sells 17 apples. In the afternoon he sells 6 apples.
   How many apples were there at the start of the day?

7.	

In a school kitchen, the cook has 20 pie trays. She makes meat pies and vegetarian pies.

The cook uses 8 trays for the meat pies and 7 for the vegetarian pies. How many trays are not used?

8.	A teacher collects a bag of 28 balls for a PE lesson. There are 3 colours of ball.
There are 13 blue balls and 8 green balls. How many red balls are there?

9.	

A farmer has 26 cows, and 13 sheep on his farm. After counting them he realises three sheep are missing. How many animals does he have left? 

10.	A photographer takes 34 photographs in a day.
She takes 13 in the morning and 11 in the afternoon. She takes the rest of the photographs in the evening.

How many photographs does she take in the evening?