What is the content of fifth grade mathematics?

The fifth grade primary school mathematics textbook Volume 1:

Decimal multiplication, decimal division, observing objects, simple equations, finding method, polygon area, statistics and possibility, paving the way, mathematical wide angle, general review.

Mathematics in the fifth grade of primary school Volume II:

Graphic conversion; Factor and multiple; Cuboid and cube; The meaning and nature of music score; Addition and subtraction of fractions; Statistics; Mathematical wide angle and comprehensive application, etc.

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