Avoiding multiplying Would it not be simpler to add: 100 99 + 1 98 + 2 til 51 + 49 giving 50 x 100 then just add on the 50? Reply
Would it not be simpler to add:
100
99 + 1
98 + 2
til
51 + 49
giving 50 x 100
then just add on the 50?