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СԇW(xu)}

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

СԇW(xu)}

Dg3·ݼYСuƽˎW(xu)Мʂ؅ӿԇYJBYSСP(gun)СԇW(xu)}gӭϣW(xu)俼!˽P(gun)ϢՈmP(gun)ע҂îI(y)ӖW(wng)!

СԇW(xu)}

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

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

⣺60×2÷(60-50)=12()

50×12=600()

СļﵽW(xu)У600

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

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

⣺600÷(400-300)

=600÷100

=6()

𣺽(jng)^(gu)6犃˵һ

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

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

⣺(12÷2)×(8÷2)=24(ƽ)

@(g)L(chng)μԭ(li)e24ƽ

4.I(mi)O(png)3ǧ20Ԫһ7.4ԪÿǧO(png)2.4ԪÿǧԪ?

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

⣺(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(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)քe30ǧ15ǧ

6.ͬӔĿĺͰÿȡ8(g)5(g)ȡ״Ժ](mi)߀ʣ12(g)һȡˎ״?ﹲжق(g)?

룺ɷNĔĿȡr(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)һ´ͬr(sh)l(f)܇(ch)r(sh)g

룺1·2·´ͬr(sh)l(f)܇(ch)r(sh)(jng)^(gu)ĕr(sh)g횼12ֵı18ֵıҲС

⣺1218С36

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

´ͬr(sh)l(f)܇(ch)r(sh)g6r(sh)36

8.H45qӽ15qǰHgǃg11?

룺gIJ(45-15)qHgǃg11r(sh)@(g)ǃg(11-1)ɴ˿Ӷٚqr(sh)Hǃg11֪ꃺ15qɂ(g)qIJĆ(wn)}

⣺(45-15)÷(11-1)=3(q)

15-3=12()

12ǰHgǃg11

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

룺}Ԍ}еėlD飺ƽֽo2ͬW(xu)3ͬW(xu)4ͬW(xu)5ͬW(xu)һ֧2345Сٜpȥ1ҪĆ(wn)}

⣺2345С60

60-1=59(֧)

@UP59֧

10.һKƽ߅εֻѵ8ֻѸ5e40ƽ@Kƽ߅εԭ(li)e?

룺ֻѵ8e40ƽ ԭ(li)ƽ߅εĸֻѸ5e40ƽԭ(li)ƽ߅εĵԭ(li)ĵ׳ԭ(li)ĸ߾Ҫe

⣺(40÷5)×(40÷8)=40(ƽ)

ƽ߅εԭ(li)e40ƽ

СԇW(xu)}𰸡P(gun)£

2016СW(xu)}c}˼·02-22

2017СW(xu)ԇؿ}01-23

СZ(y)(zhun)Ӗ07-12

2016СZ(y)Ŀԇ}10-11

СZ(y)Ŀ}02-23

СW(xu)ԇԇ}201702-23

С(jng)俼}R02-25

2016СZ(y)Ŀԇ}c02-22

2016СZ(y)ČW(xu)R}R02-24

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