walsh help please
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walsh help please
walsh paper 8 Q:69
11(13)5 9(7)6 13( )7
the answer :13
can anyone explain the work out please?thank you
11(13)5 9(7)6 13( )7
the answer :13
can anyone explain the work out please?thank you
Re: walsh help please
9-6=3, 3*2=6, 6+1=7
11-5=6, 6*2=12, 12+1=13
13-7=6, 6*2=12, 12+1=13
But I did spend too long on it!
11-5=6, 6*2=12, 12+1=13
13-7=6, 6*2=12, 12+1=13
But I did spend too long on it!