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EQUATE+ Maths Puzzles
by G R Burgin
Each row, column & diagonal is an equation and you use the numbers 1 to 9 to complete the equations. Each number can be used only once. Some numbers have been provided to get you started. Find the remaining numbers that satisfies all of the resulting equations.
Remember the order in which you should carry out arithmetical calculations!
Use BODMAS:
Brackets are calculated first
Then Orders (Powers and Square Roots)
Then Division or Multiplication
Finally Addition or Subtraction
This also can be remembered as PEMDAS:
Parentheses are calculated first
Then Exponents (Powers and Square Roots)
Then Division or Multiplication
Finally Addition or Subtraction
NOTE - These puzzles are supplied in 4 levels of difficulty, depeding on how many numbers are supplied - 0, 1, 2 or 3 numbers. The easiest level is Equate+3, and the hardest is Equate+0. The puzzle above is an Equate+2.
Not sure how to start? Click here for a walkthrough of the solution.
For the solution, point the mouse here.
Contact: mathspuzzles@gordonburgin.com