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100道脱式简便计算 脱式计算,能简算的用简算.5.5×17.3+6.7×5.5 .

火烧 2022-01-10 04:36:17 1119
脱式计算,能简算的用简算.5.5×17.3+6.7×5.5 . 脱式计算,能简算的用简算.5.5×17.3+6.7×5.5 ...(1)5.5×17.3+6.7×5.5=5.5×(17.3+6.7)=

脱式计算,能简算的用简算.5.5×17.3+6.7×5.5 .  

脱式计算,能简算的用简算.5.5×17.3+6.7×5.5 ...

(1)5.5×17.3+6.7×5.5
=5.5×(17.3+6.7)
=5.5×24
=132;

(2)1.5×105
=1.5×(100+5)
=1.5×100+1.5×5
=150+7.5
=157.5;

(3)9.07-22.78÷3.4
=9.07-6.7
=2.37;

(4)3.8+4.29+2.1+4.2
=(3.8+4.2)+(4.29+2.1)
=8+6.39
=14.39;

(5)2.65×1.7+1.35×1.7
=(2.65+1.35)×1.7
=4×1.7
=6.8;

(6)23.4÷7.8-2.1
=3-2.1
=0.9;

(7)0.75×18÷0.15
=13.5÷0.15
=90;

(8)2.5×3.2×1.25
=2.5×(4×0.8)×1.25
=(2.5×4)×(0.8×1.25)
=10×1
=10;

(9)0.26×2.5+0.74×2.5+2.5
=(0.26+0.74+1)×2.5
=2×2.5
=5;

(10)18.09-7.5×(0.14+1.06)
=18.09-7.5×1.2
=18.09-9
=9.09;

(11)9÷[(38.02+1.98)×0.5]
=9÷[40×0.5]
=9÷20
=0.45;

(12)26×20.2-8.4-1.8
=525.2-8.4-1.8
=516.8-1.8
=515;

(13)90-78.09+4.23
=11.91+4.23
=16.14;

(14)32.34÷2.l×0.45
=15.4×0.45
=6.93;

(15)15.32-1.8×5-3.46
=15.32-9-3.46
=6.32-3.46
=2.86;

(16)(9-2.78)×15÷3.11
=6.22×15÷3.11
=93.3÷3.11
=30;

(17)(1.36+4.85)÷(0.15×6)
=6.21÷0.9
=6.9;

(18)3.6÷[(1.3+0.6)×5]
=3.6÷[1.9×5]
=3.6÷9.5
=

36 95

(19)0.01+1.01×99
=0.01+(1+0.01)×99
=0.01+1×99+0.01×99
=0.01×(1+99)+99
=0.01×100+99
=1+99
=100;

(20)89.3×43+38×89.3+893×1.9
=89.3×43+38×89.3+89.3×19
=89.3×(43+38+19)
=89.3×100
=8930;

100道脱式简便计算 脱式计算,能简算的用简算.5.5×17.3+6.7×5.5 .

(21)10.01×101-10.01
=10.01×(101-1)
=10.01×100
=1001;

(22)38×7.3+27×3.8
=3.8×73+27×3.8
=3.8×(73+27)
=3.8×100
=380;

(23)32×1.25×0.25
=(4×8)×1.25×0.25
=(4×0.25)×(8×1.25)
=1×10
=10;

(24)38.75-(24.5+8.75)
=38.75-24.5-8.75
=38.75-8.75-24.5
=30-24.5
=5.5.

脱式计算能简便的要简算5.5×0.36+0.64 5.5×17.3+6.7×5.5 6.

5.5×0.36+0.64
=1.98+0.64
=2.64
5.5×17.3+6.7×5.5
=5.5*(17.3+6.7)
=5.5*24
=132
6.33*101-6.33
=6.33*(101-1)
=6.33*100
=633

计算下面各题,能简算的要简算.8.4×0.26+0.74 5.5×17.3+6.7×5.5

①8.4×0.26+0.74,
=2.184+0.74,
=2.924;

②5.5×17.3+6.7×5.5,
=5.5×(17.3+6.7),
=5.5×24,
=132;

③31.7-0.5×0.7-1.65,
=31.7-0.35-1.65,
=31.7-(0.35+1.65),
=31.7-2,
=29.7;

④0.8×(3.2-2.99÷2.3 ),
=0.8×(3.2-1.3),
=0.8×1.9,
=1.52.

5.5×17.3+6.7×5.5(简算)

=5.5*(17.3+6.7)
=5.5*24
=5.5*(20+4)
=5.5*20+5.5*4
=110+22
=132

计算下面各题,能简算的要简算.8.4×0.26+0.745.5×17.3+6.7×5.5.

(1)8.4×0.26+0.74,
=2.184+0.74,
=2.924;

(2)5.5×17.3+6.7×5.5,
=5.5×(17.3+6.7),
=5.5×24,
=5.5×(20+4),
=5.5×20+5.5×4,
=110+22,
=132.

5.5*17.3+6.7*5.5怎么简算?

5.5*17.3+6.7*5.5
=5.5*(17.3+6.7)
=5.5*24
=5.5*(20+4)
=5.5*20+5.5*4
=110+22
=132

脱式计算(能简算的要简算)14-7.2-2.8 5.5×17.3+6.6×5.5+0.1×5.5 ...

(1)14-7.2-2.8  
=14-(7.2+2.8)
=14-10
=4;
    
(2)5.5×17.3+6.6×5.5+0.1×5.5
=5.5×(17.3+6.6+0.1)
=5.5×24
=132;

(3)13.7÷12.5÷0.8
=13.7÷(12.5×0.8)
=13.7÷10
=1.37.

  
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