北师大版小学三年级数学下册第五单元面积专项练习题4 - 百度文库 ر

ʦСѧ꼶ѧ²嵥Ԫרϰ һúɫͼεıߣɫͿͼε档

ѡʵĵλա һͳԼ9( )

һ칫Լ60( )

һ龵Լ400( ) һ˵Լ450( )

һϰԼ260( ) һ

3ƽף( )ƽ 300ƽף( )ƽ 900ƽף( )ƽ 1800ף( )

15ƽף( )ƽ 1000ƽף( )ƽ 10ף( )

14ף( )

ġһ鳤βݵس12,3סǶƽףܳǶף

塢һܳ28,Ƕ٣

һܳ28,һ߳5,Ƕ٣

ʦСѧ꼶ѧ²嵥Ԫרϰ һúɫͼεıߣɫͿͼε档

ѡʵĵλա һͳԼ6( )

һԼ78( )

һ鴰Լ490( )

һԼ440( ) һҵԼ300( ) һ

6ƽף( )ƽ 100ƽף( )ƽ

15ƽף( )ƽ 1900ƽף( )ƽ

90ף( )

1000ƽף( )ƽ 900ף( )

14ף( )

ġһ鳤βƺ11,7סǶƽףܳǶף

塢һܳ20,Ƕ٣

һܳ24,һ߳9,Ƕ٣

ʦСѧ꼶ѧ²嵥Ԫרϰ һúɫͼεıߣɫͿͼε档

S

ѡʵĵλա һֹܳԼ10( )

һӴԼ64( )

һ̺Լ400( ) һ԰Լ400( )

һϰԼ210( ) һ

7ƽף( )ƽ 500ƽף( )ƽ

12ƽף( )ƽ 400ƽף( )ƽ

200ף( )

2300ƽף( )ƽ 800ף( )

13ף( )

ġһ鳤ιƳ12,3סǶƽףܳǶף

塢һܳ32,Ƕ٣

һܳ40,һ߳4,Ƕ٣

ʦСѧ꼶ѧ²嵥Ԫרϰ һúɫͼεıߣɫͿͼε档

ѡʵĵλա һ˿Լ4( )

һԼ64( )

һԼ430( ) һԼ390( ) һϰԼ230( ) һ

10ƽף( )ƽ 900ƽף( )ƽ

3ƽף( )ƽ 2600ƽף( )ƽ

200ף( )

2900ƽף( )ƽ 600ף( )

13ף( )

ġһ鳤βݵس19,8סǶƽףܳǶף

塢һܳ12,Ƕ٣

һܳ20,һ߳9,Ƕ٣