Integers 



In this app the questions are carefully graded from easy up to difficult in 32 steps.
The number line What comes next? 1, 0, 1, 2, ? 7, 5, 3, 1, ? a ÷ b, a + b, a + b a  b, a  b, a  b, a  b a × b, a × b, a × b a ÷ b, a ÷ b, a ÷ b, (a)², (a)³, (a)⁴, (1)⁸ use BEDMAS to evaluate expressions Word problems 

A tutor screen 

A question 

The worked example 
