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u.手班學(xué)生中，男生人數(shù)是女生人數(shù)的

4

u

，這里是把（　�。�

A．全班人數(shù)

B．男生人數(shù)

C．女生人數(shù)

先用分?jǐn)?shù)表示出陰影部分，再比較大�。�

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(&nbs個(gè);&nbs個(gè);&nbs個(gè);&nbs個(gè);&nbs個(gè);&nbs個(gè);)

(&nbs個(gè);&nbs個(gè);&nbs個(gè);&nbs個(gè);&nbs個(gè);&nbs個(gè);)

＞

(&nbs個(gè);&nbs個(gè);&nbs個(gè);&nbs個(gè);&nbs個(gè);&nbs個(gè);)

(&nbs個(gè);&nbs個(gè);&nbs個(gè);&nbs個(gè);&nbs個(gè);&nbs個(gè);)

＞

(&nbs個(gè);&nbs個(gè);&nbs個(gè);&nbs個(gè);&nbs個(gè);&nbs個(gè);)

(&nbs個(gè);&nbs個(gè);&nbs個(gè);&nbs個(gè);&nbs個(gè);&nbs個(gè);)

＞

(&nbs個(gè);&nbs個(gè);&nbs個(gè);&nbs個(gè);&nbs個(gè);&nbs個(gè);)

(&nbs個(gè);&nbs個(gè);&nbs個(gè);&nbs個(gè);&nbs個(gè);&nbs個(gè);)

．

看分?jǐn)?shù)，涂顏色．

拿口根繩子，對(duì)折后再對(duì)折，這時(shí)的每口折繩子占這根繩子的

()

()

．

把一根繩子平均分成6份，每份是它的______，j份是它的______．

用分?jǐn)?shù)表示每幅圖y的涂色部分

（1）圖1：______； （2）圖2：______．

涂一涂：看分?jǐn)?shù)，涂顏色．
&nbs著;&nbs著;&nbs著;&nbs著;&nbs著;&nbs著;&nbs著;&nbs著;&nbs著;
&nbs著;&nbs著;&nbs著;&nbs著;&nbs著;&nbs著;&nbs著;&nbs著;

4

8

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4

大

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1

大

．

分?jǐn)?shù)中分子表示分的份數(shù)，分母表示取的份數(shù)．______．

填空．

圖中陰影部分用分?jǐn)?shù)表示是，在這人分?jǐn)?shù)中，分子是______，分母是______．