Unit 4 Acceptance of Grade Five in Primary School Mathematics

Category 5 ().

Name _ _ _ _ _

Achievement _ _ _ _

(Time: 60 minutes, total score: 100)

1. Fill in the blanks (each question 1, * * * 20, the fourth question 1)

Bit "1".

At 1.

7. Divide the 9-meter-long rope into five sections on average, each section is () meters long, and each section accounts for the whole length.

8. The numerator and denominator of the simplest fraction are ().

( )。

This is a wrong score; When is (), its value is 0.

Second, the judgment (2 points per question, ***20 points)

1. A general score is to rewrite a score with different denominators into a score with the same mother.

( )

2. All false scores are greater than 1.

( )

4. When two fractions are equal, their decimal units must be equal.

( )

5. There are six simplest true fractions, and their denominator is 14.

( )

7. Fractions with numerator less than denominator are the simplest fractions.

( )

8. In fractions, the smaller the denominator, the smaller the fractional unit.

( )

9. Reducing fractions and general fractions only change the size of numerator and denominator of fractions, but not the size of fractional values. ( )

10. Both the numerator and denominator of the fraction are multiplied or divided by the same number, and the size of the fraction remains the same.

( )

Third, turn the following score into the simplest score (3 points for each small question, *** 12 points).

Four, the passing score and the size of the comparison score (4 points for each small question, ***20 points)

Five, the application problem (7 points per question, ***28 points)

1. After reading a book for 8 days, what percentage of books does Xiaohua read every day on average? How many days will it take?

3. A batch of 600 tons has been transported, and 250 tons have been transported. What percentage has this batch been transported? What's left?

4. Xiao Ming in Banar reads the same book, Xiaohua needs 30 days to finish it, Xiao Ming needs 25 days to finish it, and each of them needs 5 days. How many books have they read?

Reference answer

1. 1. Divide the unit "1" into five parts, that is, two parts.

1 1. Three fifths 12. 1, 2; Greater than or equal to 3; 0

Two. 1.× 2 .× 3 .× 4 .× 5.√ 6 .× 7 .× 8 .× 9.√ 10.×