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Сԇ(sh)W(xu)}(x)

r(sh)g2024-09-28 06:42:33 С ҪͶ
  • P(gun)]

Сԇ(sh)W(xu)}(x)

D(zhun)g3·ݼY(ji)СuƽˎW(xu)М(zhn)؅ӿԇYJBYSСP(gun)Сԇ(sh)W(xu)}(x)gӭ(x)ϣ(du)W(xu)俼!˽P(gun)ϢՈ(qng)m(x)P(gun)ע҂(yng)îI(y)Ӗ(xn)W(wng)!

Сԇ(sh)W(xu)}(x)

1.СļﵽW(xu)Уÿ50tõnr(sh)g;ÿ60txnr(sh)g߀2(wn)СļﵽW(xu)Ужh(yun)?

룺ÿ50׵ĵУr(sh)g(ni)ɷNٶ·(60×2)֪ÿ(60-50)ף@ͿСÿ50׵ĵУr(sh)g

⣺60×2÷(60-50)=12()

50×12=600()

СļﵽW(xu)У600ס

2.һL(zhng)600׵ĭh(hun)ܵҶͬr(sh)ͬͬÿ300ÿ400(jng)^(gu)׷状˵һ?

룺֪l֪˵һr(sh)ұȼ׶һ600֪ÿ犱ȼ׶(400-300)ףһr(sh)(jng)^(gu)ĕr(sh)g

⣺600÷(400-300)

=600÷100

=6()

𣺽(jng)^(gu)6犃˵һ

3.һ(g)L(zhng)μֻL(zhng)2e8ƽ;ֻь2e12ƽ@(g)L(zhng)μԭ(li)eǶ?

룺“ֻь2e12ƽ”ԭ(li)L(zhng)ǣ(12÷2)ͬԭ(li)Č(8÷2)L(zhng)͌ԭ(li)e

⣺(12÷2)×(8÷2)=24(ƽ)

@(g)L(zhng)μԭ(li)e24ƽ

4.I(mi)O(png)3ǧˣ20Ԫһ7.4ԪÿǧO(png)2.4ԪÿǧԪ?

룺ȥX(qin)(sh)31ǧO(png)1ǧĿX(qin)(sh)@(g)X(qin)(sh)ȥ1ǧO(png)X(qin)(sh)ÿǧX(qin)(sh)

⣺(20-7.4)÷3-2.4

=12.6÷3-2.4

=4.2-2.4

=1.8(Ԫ)

ÿǧ1.8Ԫ

5.҃ͬr(sh)135ǧ׵ăɵ(du)(jng)^(gu)3Сr(sh)׵ٶҵ2҃ÿСr(sh)жǧ?

룺}֪ٶȺ(135÷3)ǧ@(g)ٶȺҵٶȵ(2+1)

⣺135÷3÷(2+1)=15(ǧ)

15×2=30(ǧ)

𣺼ÿСr(sh)քe30ǧ15ǧס

6.ͬӔ(sh)ĿĺͰÿȡ8(g)5(g)ȡ״Ժ󣬺](mi)߀ʣ12(g)һȡˎ״?ﹲжق(g)?

룺ɷNĔ(sh)Ŀȡr(sh)߀ʣ12(g)f(shu)ȡ12(g)ÿζȡ(8-5)(g)һȡˎ״

⣺12÷(8-5)=4()

8×4+5×4+12=64((g))

8×4×2=64((g))

һȡ4ﹲ64(g)

7.6r(sh)܇(ch)վͬr(sh)l(f)1·2·܇(ch)1·܇(ch)ÿ12犰l(f)һ2·܇(ch)ÿ18犰l(f)һΣ´ͬr(sh)l(f)܇(ch)r(sh)g

룺1·2·´ͬr(sh)l(f)܇(ch)r(sh)(jng)^(gu)ĕr(sh)g횼12ֵı(sh)18ֵı(sh)ҲС(sh)

⣺1218С(sh)36

6r(sh)+36=6r(sh)36

´ͬr(sh)l(f)܇(ch)r(sh)g6r(sh)36

8.H45qӽ15qǰHgǃg11?

룺gIJ(45-15)q(dng)Hgǃg11r(sh)@(g)ǃg(11-1)ɴ˿Ӷٚqr(sh)Hǃg11֪ꃺ15qɂ(g)q(sh)IJĆ(wn)}

⣺(45-15)÷(11-1)=3(q)

15-3=12()

12ǰHgǃg11

9.ώһUPƽֽo2ͬW(xu)1֧ƽֽo3ͬW(xu)2֧ƽֽo4ͬW(xu)3֧ƽֽo5ͬW(xu)4֧(wn)@UPж֧?

룺(j)}Ԍ}еėlD(zhun)飺ƽֽo2ͬW(xu)3ͬW(xu)4ͬW(xu)5ͬW(xu)һ֧ˣ2345С(sh)ٜpȥ1ҪĆ(wn)}

⣺2345С(sh)60

60-1=59(֧)

@UP59֧

10.һKƽ߅εأֻѵ8ֻѸ5e40ƽ@Kƽ߅εԭ(li)e?

룺(j)ֻѵ8e40ƽ ԭ(li)ƽ߅εĸ(j)ֻѸ5e40ƽԭ(li)ƽ߅εĵԭ(li)ĵ׳ԭ(li)ĸ߾Ҫe

⣺(40÷5)×(40÷8)=40(ƽ)

ƽ߅εԭ(li)e40ƽ

Сԇ(sh)W(xu)}(x)𰸡P(gun)£

2016С(sh)W(xu)}c}˼·02-22

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2016СZ(y)Ŀԇ}(x)10-11

СZ(y)Ŀ}02-23

С(sh)W(xu)ԇԇ}201702-23

С(jng)俼}R02-25

2016СZ(y)Ŀԇ(x)}c02-22

2016СZ(y)ČW(xu)R(sh)}R02-24