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2018年铜仁市小学毕业小升初模拟数学试???附详细答?- 百度文库

Դû ʱ䣺2025/5/26 7:30:52 loading ƪĵֻ
˵ݽԤݿܲȫҪĵҪݣwordʹáword΢ź:xxxxxxxQQxxxxxx ܸṩĵл֧½⡣

ʴΪ14

36+20ٶһֱֽͬѧټȥȫֱֽ 9

𰸡120

㡿ٷʵӦ 𡿽⣺7260%=120Ԫ Ʒԭ120Ԫ ʴΪ120

ۼּԭ۵60%ԭۿλ172ԪӦķ60%óԭۣ 10

𰸡6300

㡿ͼϾʵʾĻ㣨ߵӦã 𡿽⣺42 630000000=6300ǧף 𣺳ʵȫ 6300ǧף ʴΪ6300

ɡͼϾʵʾıȼΪߡɵáʵʾ=ͼϾ±ߡݴ˼⣮ 11

𰸡 㡿ε 𡿽⣺2+5=7ΧΣ ʴΪܣ

ε߹ϵ֮ʹڵߣ֮Сڵߡ𼴿ɣ 12

𰸡1

㡿塢д 𡿽⣺ɷɵã

ķλǣ 1ķλСĺ ʴΪ 1

һķĸǼķλǼ֮һȻɼٷ

ķλǣǴҪ

=

=630000000ף

1515ķλСĺ44

1λСĺ

- 21 - / 26

13

𰸡8

㡿¼Ŀ 𡿽⣺2 =102 =8

𣺻Ҫ8 ʴΪ8

ҪʹĿΪ ʹռܸģ ֪һļ֮Ƕ٣óܸȻȥĸĺ

ټ٣Ļ۽𾦣 14

𰸡 㡿ٷӦ 𡿽⣺100£100+12100% =100112100% 89%

ijɻԼ89% ԭ˵ ʴΪ

ɻָɻĿռܿİٷֱȣ㷽ǣɻĿֲܿ100%=ɻʣ⼴ɣ 15

𰸡ȷ

㡿ʶɷ

𡿽⣺ΪѶҳ+ʣµҳ=һҳһǺһ ԣһҳһѶҳʣµҳɱ˵ȷ ʴΪȷ

ж֮ʲôͿǶӦıֵһǶӦij˻һDZֵһͳdz˻һɷ 16

𰸡

㡿ԲԲܳԲԲ

𡿽⣺Բֱ뾶Ĺϵd=2rԲֱ3İ뾶3 ԲֱܳĹϵC=dԲֱ3ܳҲ3

2

- 22 - / 26

22

ԲֱĹϵS=r=Уd2 Բֱ39

ʴΪ

Բܳʽ֪ԲֱܳĹϵٸԲʽ֪ԲֱĹϵɴ˼ɽ 17

𰸡ȷ 㡿ĸʾ

𡿽⣺ÿƿ0.5Ԫ3ƿõǮa0.53=3a0.5Ԫ ʴΪȷ

3ƿõǮۺļ۸Ȼݣۡ=ܼۣɣ 18

𰸡ȷ 㡿ͼεķŴС

𡿽⣺ͼΰŴСԸıͼεĴСıͼε״

ԡһͼεĸ߰ͬıȷŴСֻͼεĴС˱仯״䡱˵ȷģ

ʴΪȷ

СͷŴͼԭͼȣ״ͬСͬݴжϼɣ ġABCDгһѡͶԣȷ𰸵 19

𰸡C 㡿 𡿽⣺6+5+34 =144 =56ף

ⳤܺ56ף ѡC

ݳⳤܺ=++ߣ4ݽ𼴿ɣ 20

𰸡C 㡿ͳͼص

𡿽⣺ͳͼص֪ ͳͼıʾĶ٣

ͳͼرʾĶ٣ܿ仯 ͳͼʾ֮Ĺϵݵķֲ ѡC

ͳͼص㣺ıʾĶ٣ͳͼص㣺ԱʾĶ

- 23 - / 26

٣ܿ仯ͳͼص㣺Ƚطӳ벿֮֡ϵݴ˽𼴿ɣ 21

𰸡D 㡿ȵ 𡿽⣺44+100 =4104 =252 =126 ѡD

4ҩ100ˮҩˮҩˮҩҩˮɣ 22

𰸡D

㡿ĴСȽ 𡿽⣺ɷ֪

Բεεε Բ ѡD

ܳȵĶУһȱٵͼεıԽ࣬Խ󣬵ʱҲԲܳȵԲ󣻱ȵģαıα󣬾ݴ˽𼴿ɣ 23

𰸡B

㡿żijʶ

𡿽⣺żмһmôСżm2 ѡB

ݡڵż2֪мһżmǰżm2һżm+2óۣ 塢Բã6% 24

- 24 - / 26

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