Robo Ops

Order of operations

Using your knowledge of PEMDAS, decrypt the key to rescue the Roborators from the control of Professor PEMDAS.

Selection of related activities

Curriculum-aligned activities

  • Mangahigh maths quiz

    Order of operations using brackets

    Understand the use of brackets to determine the order of operations.

  • Mangahigh maths quiz

    Add and subtract large numbers mentally

    Extend mental-methods for whole-number calculations, for example to subtract one near-multiple of 1000 from another (e.g. 6070 - 4097).

  • Mangahigh maths quiz

    Quick methods for multiplication

    Use short cut strategies to multiply e.g. 19 times a number is 20 times the number subtract the number.

  • Mangahigh maths quiz

    Quick methods for division

    Use short cut strategies to divide e.g. division by 5 is division by 10 followed by doubling.

  • Mangahigh maths quiz

    Mental multiplication and division

    Extend mental-methods for whole-number calculations with multiplication and division. For example to multiply a two-digit by a one-digit number, 12 × 9, work out 12 × 10 then subtract 12.

  • Mangahigh maths quiz

    Positive powers

    Understand the pattern of results found from the positive integer powers. i.e. the continuing division of successive results as the power reduces by 1 and continued multiplication as the power increases by 1. Spot patterns in the sequence, e.g. in the units digit. Know the terms square (squared) and cube (cubed). Understand what is meant by a number to any positive integer power.

How to teach Algebra using Mangahigh

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