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最新六年级数学-六年级数学易错题难题综合训练题含答案 - 百度文库

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  • 2025/5/24 7:08:06

6ԱСij˾Ʊ1000ɣÿ28Ԫ±ΪڸùƱǵλԪ һ ÿǵ +4 -6 -1 -25 45 +2 1ʱÿǶǮ 2߼ۺͼ۸ǶǮ

3֪СƱʱ15ѣaʾǧ֮aʱ踶ɽ15Ѻ1Ľ˰ǰȫƱΣ

𰸡1⣺ϱɵã28+4-6-1-25=225Ԫ ʱÿ225Ԫ

2⣺ãһɼߣΪ28+4=32Ԫ Ĺɼͣɣ1֪225Ԫ ౾ڹɼΪ32ԪΪ225Ԫ

3⣺ãʱ׶Ϊ 281000=28000Ԫ Ϊ 2800015=42Ԫ

ʱ׶Ϊ291000=29000Ԫ Ѻͽ˰2900015+1룩=725Ԫ

=29000-28000-42+725=8855Ԫ

ˣСǰȫƱ8855Ԫ

1ɱ֪̼۸=28+4-6-1-25ã 2ֱ⼸Ĺм۸񣬱ȽϿɵô𰸣

3ֱʱ׶ѡʱ׶Ѻͽ˰=ʱ׶-ʱ׶--Ѻͽ˰ɵ.

7 ˮ ֮Ϊ ֮Ϊ

ϣõŨΪ

ϳɵˮŨΪ

ϣõŨΪ

ˮ

ˮ ֮Ϊ

ˮ ŨǶ٣

𰸡 ⣺BˮŨȣ 14%6-13%3£4-1 =0.84-0.393 =0.453 =15%

AˮŨȣ14%3-152=12%

CˮŨȣ[10.2%1+1+3-12%1-151]3 =0.51-0.273 =0.243 =8%

ˮCŨΪ8%

밴֮Ϊ24ʱŨΪ14% ĻҺҲ൱AB֮Ϊ21Ϻٻ루4-1BˮBˮŨȡȻAˮŨȣٸݻˮŨȼCˮŨȼɡ

8ҺҺľƾŨΪ ҺľƾŨȺŨ?

𰸡 ⣺Һоƾ110%=0.1ǧˣΣ130%=0.3ǧˣ0.3-0.1=0.2ǧˣ 0.240%=0.5ǧˣ

Ҫ0.5ǧҺ ҺͺõҺľƾŨȺŨȡ

ҺвΣֻҪҺоƾٶǧˣþƾٵҺľƾŨȼҪҺ

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9סҡһԭƻסҡ˳ÿһȥǡ꣬ҡ׵˳ȥȼƻð죻סҵ˳ȥҲԭƻð죮֪׵Ҫ 죬˵ĹЧʸͬôɼסҡһҪöɣ 𰸡 ⣺==

=

Ҫɡ

Ӧȷÿһ˳ȥʱһ˭ɡסҡ˳ȥһɱɣôҡ׵˳ͱסҵ˳ȥʱõ밴סҡ˳õͬⲻס

ҡ˳ȥһɣôҡ׵˳ȥɼ˰ɣ

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סҵĹЧͬҲⲻϡ԰סҡ˳ȥ

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ͿԸݹЧ֮ĹϵֱҺͱĹЧ

ʣܹӵĹЧʺͼһɵʱ䡣

10һ̼׵ ʱ

𰸡 ⣺ӽ4Σ׵ĹҵĹʣµĹ׻Ҫ

Сʱ

Сʱɣҵ

Сʱɣڼ СʱȻ

Сʱɼ Сʱ Сʱ˽湤С

ʱ䣺1+3+5+7+2+4+6+8+=Ҫ

Сʱ

Сʱ

4Σ׹ʱ1357Сʱҹʱ2468СʱÿӵĹЧʳ˸ԵĹʱɵĹ1ȥӷֱɵĹʣµĹʣµĹüˣʣµĹԼ׵ĹЧʾǼ׻Ҫʱ䡣ȻӹʱӼҪʱ䡣

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6ԱСij˾Ʊ1000ɣÿ28Ԫ±ΪڸùƱǵλԪ һ ÿǵ +4 -6 -1 -25 45 +2 1ʱÿǶǮ 2߼ۺͼ۸ǶǮ 3֪СƱʱ15ѣaʾǧ֮aʱ踶ɽ15Ѻ1Ľ˰ǰȫƱΣ 𰸡1⣺ϱɵã28+4-6-1-25=225Ԫ ʱÿ225Ԫ 2⣺ãһɼߣΪ28+4=32Ԫ Ĺɼͣɣ1֪225Ԫ ౾ڹɼΪ32ԪΪ225Ԫ <

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