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人教版小学小升初总复习数学归类讲解及训练(全套含答? - 百度文库

Դû ʱ䣺2025/5/21 9:27:06 loading ƪĵֻ
˵ݽԤݿܲȫҪĵҪݣwordʹáword΢ź:xxxxxxxQQxxxxxx ܸṩĵл֧½⡣

10С۳۵飬12ԪС˶Ǯ

Ҫ

з̽Ըӵİٷʵ

ѧϰĿ

1ѧѧһЩİٷʵĻϣз̽һЩԸӵİٷʵķ

2ܸеϢҳϵѧķ

3ͨϰͨٷͷϵѧ

1ԸӵİٷӦԸӵķӦĽ˼·ⷽȫͬ

2ĸĸʽӱʾδ֪ҳȹϵһİٷ֮Ƕó˷з⣬

߸ݳ壬ֱӽ

3֪һࣨ٣ٷ֮Ƕ٣ʵ⣬Ըȹϵз⣻߸ݳ壬ֱӽ

4ñԪѧ֪ʶԸӵİٷʵ⣬ͨٷӦ֮ϵ

1з̽ͱ⣩

һӳ48ףسɼסΣǼ60סף

⣺Ǽ60Ѽȿλ1

|

| 48

Ǽ60

ϵʽ + = ܳ

ף60ס + 60 = 48

1.6 = 48 = 30

60 = 30 60 = 18 𣺼30ף18ס

飺30 + 18 = 48ףϼס48ס

18 30 = 60Ǽ

60

2з̽⣩

ĸ756жٸ ⣺ĸ75ǰλ1

|

|6

ĸ75

ϵʽ C = 6

У75 - 75 = 6

0.25 = 6 = 24

75 = 24 0.75 = 18 2418

Լ

飺24 - 18 = 66

18 24 = 75ĸ

75

з̽ͱĿʱ

Ҫע׼λ1ͨ赥λ1Ϊһ͵λ1֮ĹϵúУʽӱʾһǵĺͻг̡

3꼶Ů40ˣ꼶Ů

൱140꼶жˣ

ⷨ裺ŮУˣ140ˡ

140 - = 40

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