用遞等式計算1)35 180 20 10(2)

2021-03-17 01:40:46 字數 2070 閱讀 4471

1樓:樹皮降臨

(1)35+180÷20+10,

=35+9+10,

=44+10,

=54;

(2)(43+17)÷(36÷6),

=60÷6,

=10;

(3)(220+120)÷(20-16),=340÷4,

=85;

(4)210÷7×22×5,

=30×22×5,

=660×5,

=3300.

用遞等式計算. (1)35+180÷20+10 (2)(43+17)÷(36÷6) (3)(220+120)÷(20-16)

2樓:梓喵

(1)35+180÷20+10,

=35+9+10,

=44+10,

=54;

(2)(43+17)÷(36÷6),

=60÷6,

=10;

(3)(220+120)÷(20-16),=340÷4,

=85;

(4)210÷7×22×5,

=30×22×5,

=660×5,

=3300.

遞等式計算.35+180÷30-10(43+17)÷(36÷6)350-(350-350÷70)(220+120)÷(20-16

3樓:猴誘猩

(1)35+180÷30-10

=35+6-10

=41-10

=31;

(2)(43+17)÷(36÷6)

=60÷6

=10;

(3)350-(350-350÷70)

=350-(350-5)

=350-345

=5;(4)(220+120)÷(20-16)=340÷4

=85.

請用遞等式計算.72-3×8÷6 36.5×(28-5) (450+2.7)×(2.1-1.8) 86.7-(14.3+3.8 ) ...

4樓:手機使用者

(1)72-3×8÷

襲6=72-24÷6

=72-4

=68;

(2)36.5×(28-5)

=36.5×23

=839.5;

(3)(450+2.7)×(2.1-1.8)=452.7×0.3

=135.81;

(4)86.7-(14.3+3.8)

=86.7-18.1

=68.6;

(5)60×(

12.87+0.75)

=60×13.62

=817.2;

(6)95.6-(26.3-8.3)

=95.6-18

=77.6.

用遞等式計算: ( 1 3 + 2 5 )×15 200-180÷15×6(3.8-1.8÷2)×0.3 7 12

5樓:廖雲霞

①(1 3

+2 5

)×15

=1 3

×15+2 5

×15,

=5+6,

=11;

②200-180÷15×6

=200-12×6,

=200-72,

=128;

③(3.8-1.8÷2)×0.3

=(3.8-0.9)×0.3,

=2.9×0.3,

=0.87;

④7 12

÷9+1 9

×5 12

=(7 12

+512

)×1 9

,=1×1 9

,=1 9

;⑤815

× (3 4

-1 2

)=8 15

×3 4

-8 15

×1 2

,=615

-4 15

,=2 15.

用遞等式計算,用遞等式計算 1 3 2 5 15 200 180 15 6(3 8 1 8 2) 0 3

1 3 2 5 15 1 3 15 2 5 15,5 6,11 200 180 15 6 200 12 6,200 72,128 3.8 1.8 2 0.3 3.8 0.9 0.3,2.9 0.3,0.87 7 12 9 1 9 5 12 7 12 512 1 9 1 1 9 1 9 815 3 4...

41161913用遞等式計算

3 4 1 16 1 9 1 3 用遞等式計算 12 16 1 16 x 1 9 3 9 11 16x4 9 11 36 怎樣簡便怎樣算 3 4 3 16 2 9 1 3 bai3 4 3 16 du 2 9 1 3 zhi簡便計算 3 4 3 16 2 9 1 3 12 16 3 16 x 2 9...

遞等式計算

4 3 2 5 3 1o丿 4o 3o一 i2 30 9 3o 4o 30 21 3o 丨9 30先通分再計算 數學 3 4 1 3 5 6 3 8 1 2 1 4 1 6 1 9 7 12 1 2 5 2 7 3 4 4 5 1 4 3 5 1 10 3 8 3 4 1 3 5 6 1 4 3 8...