Adding and subtracting two-digit numbers problems

Stamps collection two-digit addition and subtraction problems

Addition and subtraction problems up to 100

Addition and subtraction problems up to 100 - No.2

Buying and selling at the grocery shop – Addition and subtraction problems up to 100

Finding missing factors – Two-digit addition and subtraction problems

In the Classroom – Addition problems of 10s up to 100 – No.1

In the Classroom – Addition problems of 10s up to 100 – No.2

Subtracting tens up to 100 No.5

Adding and Subtracting one digit from two-digit numbers No.2

Adding and Subtracting one digit from two-digit numbers No.3