Hello! A very warm welcome on this website! AddingDoing an addition is adding a number to another number. For instance :
1 + 1 = 2
When you add 1 to the number 1 you get 2, when you add 4 to the number 1 you get 5, when you add 2 to the number 7 you get 9.1 + 4 = 5 7 + 2 = 9 Train yourself! What is the value of 7 + 4 ? SubtractingDoing a subtraction is taking away a number from another number. For instance :
5 - 1 = 4
When you take away 1 from the number 5 you get 4, when you take away 2 from the number 7 you get 5, when you take away 4 from the number 9 you get 5.7 - 2 = 5 9 - 4 = 5 Go on training yourself!
What is the value of 9 - 4 ? |