6.1 SQUARES & SQUARE ROOTS
Learning objectives
At the end of this paragraph you are able to...
- ... use squared numbers in a calculation.
- ... use square roots in a calculation.
- ... explain what a squared number is.
- ...explain what a square root is.
- ...explain the relationship between a squared number and a square root.
Which level of difficulty should you choose?
Which level of difficulty should you choose?
Exercise
Calculate use intermediate steps.
(17 + 3)2 : 80 - 40