Summary: negative numbers and exact answers
ChallengeAs introduced in the video, using any operation, make the numbers 1-30 using only four fours? You must include all four fours.For example \(1 = 4 \div 4 \times 4 \div 4\).
Weekly answersAnswers for the weekly problem sheet questions are available under the Downloads link at the bottom of this step. Review your answers and if you got some wrong, review the steps and try again.
Maths Subject Knowledge: Understanding Numbers
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