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EQUATE + puzzles
In EQUATE + puzzles, each row, column and diagonal is a mathematical expression or equation. Use the numbers 1 to 9 to satisfy each equation; using each number only once. The numbers provided in each puzzle are to get you started and depend on the puzzle’s level of difficulty (i.e., +3 = least and +0 = most). Find the remaining numbers that satisfy all the resulting equations.
Note: multiplication (x) and division (/) are performed before addition (+) and subtraction ().
EQUATE+3 
EQUATE+2 
EQUATE+1 
EQUATE+0

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Last month's solutions
HEXAGONnumeric Puzzle (Level 1)Fit the numbers 1 to 6 in each hexagon so that where a hexagon touches another, the numbers in each of their touching segments are the same. No number is repeated in any hexagon. Solve the puzzle by finding all the missing numbers. Solution:

HEXAGONnumeric Puzzle (Level 2)Fit the numbers 1 to 6 in each hexagon so that where a hexagon touches another, the numbers in each of their touching segments are the same.
Solve the puzzle by finding the Output number. Solution: 
HEXAGONnumeric Puzzle (Level 3)Fit the numbers 1 to 6 in each hexagon so that where a hexagon touches another, the numbers in each of their touching segments are the same.
Solve the puzzle by finding the Output number. Solution: 