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Reposted
On Thursday I used this brilliant Don Steward task with Y11. Love the fact that the later ones use simultaneous equations too! #MathsToday
donsteward.blogspot.com/2017/03/mean...
donsteward.blogspot.com/2017/03/mean...
mean of a frequency distribution, with algebra
ideas and resources for mathematics teachers of 10 to 16 year olds
donsteward.blogspot.com
September 12, 2025 at 6:33 PM
On Thursday I used this brilliant Don Steward task with Y11. Love the fact that the later ones use simultaneous equations too! #MathsToday
donsteward.blogspot.com/2017/03/mean...
donsteward.blogspot.com/2017/03/mean...
