Sixth grade, the first volume of mathematics, one class and four exercises.

I will. I will. The topic is: the reciprocal of 68 can be written as the sum of the reciprocal of the other two natural numbers. Please give an example. A sixty-eighth (1/68)=( )+ (). This question is a bit difficult. It's for Excellence. I wrote it. The teacher gave it to a star. One sixty-eighth (1/68)= (102)+(104). 1/68=( 1/ 102)+( 1/204)

Kneel and beg for the teaching plan of the first volume of the second grade mathematics of Jiangsu Education Edition.

Is the breeze class in Hantie High School good?

Chinese teaching plan for the first grade of primary school

Summary of basic knowledge points of junior high school mathematics

Mathematical woman

Normal distribution of high school mathematics

Subject arrangement of Henan college entrance examination

Introduction of mathematical thought at the beginning of chapter one to three.

What is the difference between reading and writing?

What does it mean to have a company in the first-class national survey direction?