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ǰλãҳ > 小升初数学知识专项训练一数与代数-4.数的运算(2)【新编辑?- 百度文库

小升初数学知识专项训练一数与代数-4.数的运算(2)【新编辑?- 百度文库

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  • 2025/6/2 15:09:46

Сѧ֪ʶרѵ 4. 㣨2

ƪ һѡ

10һ0ˣǣ A0 B Cȷ

21+3+5+7+9+0l35790Ӧ A> B< C=

3λһλǣ Aλ Bλ Cλλ

4abc㣬a1=b=

cʱСǣAa Bb Cc

5ѡУΪǣ A0.5 B

7 C11

643?15-5?13ȷ ( )

A. 5 B. 0 C. 59 D.϶

729+ 79 

A5469 B9 C.9

86161899ϣ 99

A.1 B.2 C.3 D.4

9˻⼸ȣ A BС C޷Ƚ 10Ļǣ A Bٷ C ⡣

1ںϡ=

40099084 2601026100 98098+0 1258254 12.011.0212.01 0.360.360.36 5.480.85.48 10.85.410.8 9.720.089.72 0.991.10.99 22504 λĩβ 0

3СλһλĻλ 4ȹ۲üĵĵ 1234567899=1111111101 12345678918=2222222202 12345678927=3333333303 12345678936=4444444404

Ĺֱں

12345678963=________ 12345678972=________ 5ʽ24.64.66.074.80.242.34УҪգ ˳㡣 6 1.

ôabc С

2.ʽ㡣

406+254= 157+986= 978+52=

685+568= 8.7+2.64= 9.03+78.6=

387= 5390=

6034= 6853=

3242λС 246.413һλС

10.880.8 70.25

3. ʽ㣬ܼҪ㡣

3.20.251.25 2.799

3.75102 8.699+8.6

50-1.35-0.65 2.54.4

4.510.1 2.36

1.25+0.250.4 98 25 ¡9

θƪ

1012.36 6.5 ¡14

63

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Сѧ֪ʶרѵ 4. 㣨2 ƪ һѡ 10һ0ˣǣ A0 B Cȷ 21+3+5+7+9+0l35790Ӧ A> B< C= 3λһλǣ Aλ Bλ Cλλ 4abc㣬a1=b=cʱСǣAa Bb Cc 5ѡУΪǣ A0.5 B7 C11 643?15-5?13ȷ ( ) A. 5 B. 0 C

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