1, the basic concept of fraction: understand the expression form of fraction, including the meaning of numerator and denominator, and master the relationship between fraction and integer.
2. Arithmetic relationship of scores: learn to judge the size of scores and the relationship between scores, and master the methods of simplifying and sharing scores.
3. Addition and subtraction of fractions: master the operation methods of fractional addition and subtraction, including addition and subtraction of fractions with the same denominator and addition and subtraction of fractions with different denominators.
4. Fractional multiplication: Understand the concept of fractional multiplication and master the arithmetic and problem-solving methods of fractional multiplication.
5. Division of fractions: Learn to use the reciprocal principle to divide fractions, and master the calculation method and problem-solving skills of fractional division.
6. Mixed operation of fractions: can flexibly use the addition, subtraction, multiplication and division of fractions for mixed operation to solve practical problems.
Fractional division refers to the Divison process of two fractions. Fractional division can be calculated by converting division into multiplication. The specific steps are as follows:
1, change the division symbol into the multiplication symbol.
2. Multiply the divisor (the reciprocal of the dividend) with the dividend.
3. Simplify the operation results if necessary.
4. Get the final quotient, which is the result of division operation.
The significance of the sixth grade
1. lay a solid academic foundation: the sixth grade is the last year of primary education. In this year, students need to consolidate and review the knowledge they have learned in the previous five years, especially the basic knowledge and skills of core subjects such as Chinese, mathematics and English. This helps to establish a solid learning foundation for students and lay a good foundation for entering junior high school.
2. Improvement of subject ability: In the sixth grade, students should not only master the basic knowledge, but also deepen their study to improve their understanding and application ability in various subjects. For example, in Chinese, students need to further improve their reading comprehension and writing ability; In mathematics, students need to learn to solve more complicated problems and use mathematical knowledge to reason and prove; In English, students need to master more vocabulary and expressions.