Task 1 · easy
Element of 81
Calculate the 81.
Hint and solution →Original practice tasks · Math · Class 8
Elements — tasks with solutions
Start with the easier exercises and work your way up. Every task has a hint and a full step-by-step solution — try it on your own first, then unlock the solution and compare.
Easy
5
Medium
3
Hard
2
Task 2 · easy
Element of 144
Calculate the area of the square root of the square root of the square root of the square root of the square root of the square root.
Hint and solution →Task 3 · easy
Cubic element
Calculate the 125.
Hint and solution →Task 4 · medium
Simplify 1⁄50
Simplify the 50.
Hint and solution →Task 5 · medium
Simplify 1⁄72
Simplify the '72.
Hint and solution →Task 6 · easy
Add Similar Elements
Calculate 31⁄5 + 41⁄5.
Hint and solution →Task 7 · easy
Subtract Elements
Calculate 9⁄3 - 21⁄3.
Hint and solution →Task 8 · medium
Multiply Elements
Calculate the 3 times the square root of 12 and simplify.
Hint and solution →Task 9 · hard
Side of the square from the field
The square is 98 cm2. Enter the length of the side in the simplest form.
Hint and solution →Task 10 · hard
Element in Pythagoras
The hypotenuse is 2 cm and 3 cm. Calculate the hypotenuse.
Hint and solution →Karta pracy do druku
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Otwórz kartę pracy →After the tasks
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