Category: _ _ _ _ _ _ Name: _ _ _ _ _ _ Result: _ _ _ _ _ _ _
Fill in the blanks. (20 points, including 2 points for the third item and the rest 1 point)
1, read the following commodity prices.
12.5 yuan 9.65 yuan 30.50 yuan
( ) ( ) ( )
2. Write the underlined decimals.
Xiaoqing's long jump score is1.52m: _ _ _ _ _ _ m.
Saturn takes 29.46 years to orbit the sun: _ _ _ _ _ _
The marathon is 42.195km: _ _ _ _ _ _ _ km.
3, a rope is 4 meters, it needs 1.6 meters, and there are () meters left.
4. 1kg, 0.56kg, 0.6kg, 1kg 20g in descending order are:
( )>( )>( )>( )
5. Fill in the blanks as required.
Fractional decimal representation
M () m () m () cm
Yuan 0.86 Yuan () Yuan () Jiao () fen
M () m 8 decimeter 9 cm
6, 3 points is yuan, can also be written as () yuan.
25 centimeters is one meter, which can also be written as () meters.
7, 0.57 yuan said () yuan () Angle () points.
9.87 meters means () meters () decimeters () centimeters.
6 yuan 5jiao = () yuan 1 m2 decimeter = () meters.
Two. Put ">" in ○. "<" or "=". (12)
0.8 ○ 0.7 0. 12 ○ 0.2 1 0.45 ○ 0.35
2.4 ○ 0.08 0.08 ○ 0. 18 2.05 ○ 0.52
Three. Calculate.
1, vertical calculation: (18 points)
0.6+ 1.4 = 1.25+ 12.7 = 6.2-3.9 =
4.5+2.3 = 8.4-7.5 = 1. 10-0.3 =
2. Numbers written directly: (15)
0.5+0.4 = 1.4+2.7 = 8.2+3.7 =
7.5+2.4 = 1.8-2.7 = 7.3+0.9 =
6.2+5.3 = 2.0+ 1.8 = 5.7+2.8 =
6.6+2.2 = 1.5+8.5 = 7.4+ 1.6 =
7.5-6.5 = 3.2-2.3 = 0.7+8.3 =
Fourth, apply a layer. (5 points)
The colors in the figure below represent decimals:
5. Please be the referee. (6 points)
Statistical table of five students' long jump results
Name Gao Qiang Liu Zheng
Achievement/meter1.551.601.591.621.58.
Five students 100 meter running performance statistics
Name Gao Qiang Liu Zheng
Fraction/sec15.4516.8816.2516.15.58.
Please write down the names of the first three students on the platform.
Intransitive verbs solve problems.
1, please calculate how much cheaper the following goods are? (6 points)
2. Xiao Liang bought a fairy tale and spent it on 4.6 yuan; Bought another day of cosmic adventure, 10.5 yuan. How much did Xiao Liang spend on these two books? (5 points)
3. A "Happy Math" is priced in 4.5 yuan and a "Math PHS" is priced in 2.8 yuan. Wang Pengyou 10 yuan. He bought one each. How much is left? (6 points)
The table below shows the meters of cloth that Xiaoming and his father make clothes. (7 points)
Total coat and trousers
Dad 2.4m1.3m.
Xiao Ming1.8m0.9m.
Please fill in the form completely.
(2) What other math questions can you ask? Please answer it.