The origin of 25 words of addition, subtraction, multiplication and division

What is this? The addition and subtraction symbols "+","-"and 1489 were first used by German mathematician Weidemann in his works, but the multiplication symbol "×" which was officially recognized by everyone was put forward by British mathematician Orkut in 15 14.

Why do humans choose 10, nature chooses 12, and computers choose binary?

On the ratio of mathematics scores in the third grade of primary school

What achievements has China made in the history of mathematics development?

For the basic questions of advanced mathematics, please answer in detail how the green part of the answer is calculated, and the steps of writing on the blackboard should be detailed. Second adoption,

What is the undergraduate enrollment rate of Chongqing 203 middle school college entrance examination?

What I want to know is the difference between the difficulty of postgraduate entrance examination mathematics and the difficulty of intensive classes.

The difference between comma and period

Does Jiangxi single recruit Chinese and math test together?

Math Who can help me talk about the basic method of making auxiliary lines and how to do it under what circumstances (such as angle bisector+edge)?

Mid-Autumn Festival riddles and answers