Course curriculum

  • 1

    Introduction

    • 🎉 Welcome to Level 5: The Ultimate Challenge in Mental Arithmetic! 🎉
  • 2

    Multiplication

    • (abc*de) Three-digit number multiplied by two-digit number
    • (ab*cde) Two-digit number multiplied by three-digit number
    • Tail to head rule for advanced levels
  • 3

    Simple Division

    • abcd:ef Four-digit number divided by two-digit number
    • Practicing abcd:ef
    • Practicing abcde:fg
  • 4

    Division with over-quotient

    • Division. Over quotient. 1 return
    • Practicing. 1 return
    • Division. Over quotient. 2 returns
    • Division. Over quotient. 3 returns
    • Practicing. 3 returns
  • 5

    Division. Additional rules

    • Division. First digits of a divisor and a dividend are the same
    • Practising. Identical digits in the dividend and the divisor
    • Division. First digits of a dividend and a divisor = 1
    • Practising. First digits equal 1
    • Extra practice.
  • 6

    Decimals

    • Decimals. Addition+Subtraction
  • 7

    Square roots

    • Four-digit numbers
    • Practicing. Roots. 4 digit numbers
    • Three-digit number
    • Practicing. Roots. 3 digit numbers
  • 8

    Assessment.

    • Instruction
    • Assessment. The link