ADDITION (INTRO)
Just before you start
1 + 1 = 2. When you add 1 to a number, the number increases by one e.g. 4 + 1 = 5 When you add 2 to a number, it increases by 2 steps e.g. 7 + 2 = 9
YOU HAVE 2 MINUTES FOR EACH OF THE MENTAL DRILLS BELOW
Just before you start
1 + 1 = 2. When you add 1 to a number, the number increases by one e.g. 4 + 1 = 5 When you add 2 to a number, it increases by 2 steps e.g. 7 + 2 = 9
YOU HAVE 2 MINUTES FOR EACH OF THE MENTAL DRILLS BELOW