Three-year mathematics

(Examination time: 80 minutes, full mark: 100)

Questions one, two, three, four, five, six.

score

First, I will fill it out. (This big topic is * * 10, where 1, 2, 3, 4, 5 is 0.5 points per grid, and the rest is 1 0 points per grid, ***20 points).

1.3 tons = () kg 3 years = () months

8 cents = () yuan 200 hectares = () square kilometers.

The quotient of 2.876 ÷ 3 is () digits, and the estimated result is (), quasi.

The exact value is ().

3. The 30th Summer Olympic Games was held in London, England in 20 12. This year is (), there are () days in the whole year, and there are () days in February this year.

4. Fill in the appropriate units on the horizontal line.

The height of Xiaoguang is 135 (), and the area of one bedroom is 14 ().

An elephant weighs about 6 (), and the area of an orchard is 3 ().

The area of the blackboard is 4 (). Xiaoming runs 100 meters, and uses 15 ().

5. First use decimals to express the prices of the following items, and then compare the sizes.

5 yuan 2 Angle 6 yuan 4 Angle 10 yuan 8 Angle 7 points 7 yuan 9 points.

() Yuan () Yuan () Yuan () Yuan

( )