Math Contest Final is over
Botswana Invitational Math Contest Final is over This last Monday was exciting for some secondary school students. They were invited to take part in the final round. The best 10-12 learners will be selected for further training. Papers are being corrected. See some photos about the contestants.
Number systems
Number systems In our everyday practice we use the base-10 number system which is called decimal system: what does exactly this expression mean? The meaning is that we try to express the natural numbers in a unique way using the nonnegative powers of : these are , etc. Imagine that we have coins labeled by […]