Find the missing number given mean and other numbers. Find mean of combined data sets.
Could use with mini-whiteboards as each step animated.
(16/6/14 added WALT and starter)
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londonsecondary
6 years ago
5
Empty reply does not make any sense for the end user
rachel555
6 years ago
5
Empty reply does not make any sense for the end user
Labrown20
9 years ago
5
Just what I needed. You have saved me so much time. This is clear and covers all the things students find hard. Thanks :-)
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j_cranger
10 years ago
4
Thank you so much
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crazy4maths
10 years ago
5
Thanks for sharing<br />
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