2.4×25+3÷0.375 356-216÷9×8 40÷(1.2+9.3×4) (6分之1)+(8分之1)×24全部简便计算 99.99×77.78+33.33×66.66 2.4×25+3÷0.375
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2.4×25+3÷0.375 356-216÷9×8 40÷(1.2+9.3×4) (6分之1)+(8分之1)×24全部简便计算 99.99×77.78+33.33×66.66 2.4×25+3÷0.375
2.4×25+3÷0.375 356-216÷9×8 40÷(1.2+9.3×4) (6分之1)+(8分之1)×24
全部简便计算 99.99×77.78+33.33×66.66 2.4×25+3÷0.375
2.4×25+3÷0.375 356-216÷9×8 40÷(1.2+9.3×4) (6分之1)+(8分之1)×24全部简便计算 99.99×77.78+33.33×66.66 2.4×25+3÷0.375
2.4×25+3÷0.375
=2.4×25+3×8/3
=6+8
=14
356-216÷9×8
=356-24×8
=356-192
=164
40÷(1.2+9.3×4)
=40÷(1.2+37.2)
=40÷38.4
=25/24
(6分之1+8分之1)×24
=1/6 ×24+1/8×24
=4+3
=7
99.99×77.78+33.33×66.66
=99.99×77.78+99.99×22.22
=99.99×(77.78+22.22)
=99.99×100
=9999
2.4×25+3÷0.375 356-216÷9×8 40÷(1.2+9.3×4) (6分之1)+(8分之1)×24全部简便计算 99.99×77.78+33.33×66.66 2.4×25+3÷0.375
问一下这几道简便计算1.4.3-(5分之3+2.4)÷2又3分之2 2.4分之3÷【5分之3÷(1-10分之9)】 3.78.3÷2.5+217÷25 4.0.125×0.32×0.25 5.(9.1×0.48×75)÷(2.5×0.13×16)
2、计算:(能简算的要简算)(18分)(1)49 ÷(56 -12 )×(78 -12 ) (2)47 +15 - 37 +45 (3)2.5×102 (4)6×0.375+0.375×3+0.375?(5)4.67-(2.98+0.67) (6) 3÷13 ÷34 ÷43、解方程:(6分)x:
20×[(2.44-1.8)÷0.4+0.15] 28-(3.4+1.25×2.4) 2.55×720×[(2.44-1.8)÷0.4+0.15]28-(3.4+1.25×2.4)2.55×7.1+2.45×7.1777×9+1111×30.8×[15.5-(3.21+5.79)](31.8+3.2×4) ÷ 531.5×4÷(6+3)0.64×25×7.8+2.22÷2.5+2.5÷2 36.25÷4.25×9.9 5180-705×6
1.118÷25 2.4.2×97+12.6
﹙2.25÷0.375×6分之1-10分之3×2又3分之2﹚÷1又4分之1
(1)4×(-0.25) (2)(-1又3分之2)×2.4(3)(-25)×3分之5分之3
..25×3/4-(-25)×1/2+25÷(-4)(-4)÷「1.25+(2-5/4)×8」
2.4 ÷4分之3 +9.6×3分之2-7分之4×1.5=
8分之7÷0.375-4分之3 能简算的要简算
简便计算题 要写明过程 有简便要简便2/9×0.375÷6/7=9.6-(5.6+4.8)÷1.3=3/5+3/4-3/5+2/1=
四年级简便计算.【1】400-25-25-25-25【2】20-19+18-17+.+4-3+2-1【3】3600÷72【4】60000÷4÷25÷4÷25
5.6-(6.2+2.4)÷2简便计算
[2-0.5+12分之五×2.4)]÷
0.77÷3.5 7.2÷3÷2.4 简便0.77÷3.57.2÷3÷2.4
1.8-0.375-5÷8=
2/2÷4/7= 2.4÷2/5= 14/15×3/8= 12÷4/7= 8-4/9=
(2/71-1/69)×23+25÷71+15又1/3÷23