Mental Calculation

  1. Step 6
    Consolidate and extend mental methods of calculation, working with decimals, fractions and percentages, squares and square roots, cubes and cube roots; solve word problems mentally. View step.

  2. Step 7
    Make and justify estimates and approximations of calculations. View step.

  3. Step 8


  4. Step 9


  5. Step 10


Steps 1 to 5