Use the keys on this broken calculator to make the totals from one to ten. Five has already been done as an example.
1 = 
2 = 
3 = 
4 = 
5 = 
6 = 
7 = 
8 = 
9 = 
10 = 
More broken calculators at: Transum.org/go/?to=Broken
Topics: Starter  Arithmetic
Great improvements made by S1 class today, their second time looking at @Transum's fab broken calculator activity. #MathsRockedToday
— Mr Tilston Maths (@MrTilston) August 25, 2016
A phenomenal Maths starter activity @Transum called 'The broken Calculator' #edtech #maths https://t.co/seM7bCnpzzhttps://t.co/nehJfS3Loc pic.twitter.com/taodXknZj1
— Andrew Turner (@TeacherTurner1) February 24, 2017
Y3 students are loving the broken calculator challenge this morning! #STEAM #don'tgiveup #GirlsWhoCode @Transum pic.twitter.com/oCw0B06F6h
— Karen Donnelly (@KarenDonnelly16) June 29, 2017
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Teacher, do your students have
access to computers? 

Here a concise URL for a version of this page without the comments.
Here is the URL which will take them to a different number challenge.