2.3×1.91= | 0.57×0.12= | 3.08×0.25= |
8.32÷4= | 8.94÷0.12= | 14.52÷2.4= |
解:①2.3×1.91=4.393;
②0.57×0.12=0.0684;
③3.08×0.25=0.77;
④8.32÷4=2.08;
⑤8.94÷0.12=74.5;
⑥14.52÷2.4=6.05;
分析:根據(jù)小數(shù)乘法、除法的計算法則,直接列豎式計算.
點評:此題考查的目的是牢固掌握小數(shù)乘法、除法的計算法則,并且能夠正確熟練地用豎式計算.
練習(xí)冊系列答案
相關(guān)習(xí)題
科目:小學(xué)數(shù)學(xué)
來源:
題型:
直接寫得數(shù)
6.3+3.7= |
9-1.8= |
1.4×0.5= |
0.49÷0.7= |
3.9-0.39= |
9.2×0.01= |
3×0.2×0.5= |
0.2÷0.125= |
1-0.2÷0.2= |
(1.42+2.91)×0= |
查看答案和解析>>
科目:小學(xué)數(shù)學(xué)
來源:
題型:
計算,能簡算的要簡算. (9.15-0.45×3.6)÷0.3 |
17.6-0.5×0.5-0.75 |
5.639-1.732-2.268 |
62.3+3.91÷(22-19.7) |
7.86×1.7-0.7×7.86 |
0.8×[13-(3.12+5.28)] |
查看答案和解析>>
科目:小學(xué)數(shù)學(xué)
來源:
題型:
計算: 12.5×7.8×0.8 |
[8.85-(1.5+3.75)]÷1.8 |
4.5-3.2+3.6÷1.44 |
0.91÷0.5÷2.6. |
查看答案和解析>>
科目:小學(xué)數(shù)學(xué)
來源:
題型:閱讀理解
1.
(1)438+203 |
(2)256+199 |
(3)416-302 |
(4)325-198 |
(5)278+498 |
(6)3.6+2.7+6.4+7.3 |
(7)+++2 |
(8)1.3+4.25+3.7+3 |
(9)1874-324-476 |
(10)5-1.4-1.6 |
(11)30-8.12-4.13-7.75 |
(12)-+ |
(13)4.3-2.45+5.7-6.55 |
(14)125×48 |
(15)25×32 |
(16)35×1.4 |
(17)1.25×88 |
(18)0.25×444 |
(19)32×0.25×12.5 |
(20)25×80×0.04×125 |
(21)1.9×4×0.5 |
(22)25×1.25×4×0.8 |
(23)(1.6+1.6+1.6+1.6)×2.5 |
(24)(0.7+0.7…+0.7)×12.5(80個0.7相加) |
|
|
(24)9.9×8.6+8.6 |
(25)99×5.4 |
(26)4.8×1.01 |
(27)95×101-95 |
(28)95×102-190 |
(29)95.6×18+0.4×18 |
(30)(-+)×12 |
(31)(+-)÷ |
(32)24×(+-) |
(33)24÷(+-) |
(34)1.25×3.6+1.25×3+1 |
(35)3.3×+0.75×5+75% |
(36)2×6.6+7.5×6 |
(37)9.56×180-95.6×8 |
(38)4.8×37+47×6.3 |
(39)9.5×8.8+0.12×95 |
(40)×21 |
(41)×33 |
(42)÷ |
(43)÷ |
(44)÷42 |
(45)6×0.75+5×-3÷4 |
(46)5.4÷1.2÷5 |
(47)270÷18 |
(48)120÷(1.2×4) |
(49)73÷0.8÷12.5 |
(50)16÷2.5 |
(51)48÷1.25 |
(52)-(-)+ |
(53)84-(54-16) |
(54)84-(54+16) |
(55)9999×7778+3333×6666 |
(56)3.6×31.4+43.9×6.4 |
(57)(+)× |
(58)×+÷ |
(59)-- |
(60)×-× |
(61)×÷× |
(62)-×- |
(63)×[÷(+)] |
(64)(0.9+5)×3+2.3 |
(65)56× |
(66)+÷+ |
(67)(+)÷(+) |
(68)÷(-) |
(69)(-)÷ |
(70)7.2÷(5-0.75-0.25) |
(71)6.4+3.6÷0.5+4.5 |
(72)(6.4+3.6)÷0.5+4.5 |
(73)495÷55+495÷45 |
(74)8÷0.4+8÷1.6 |
(75)0.9+99×0.9 |
(76)5.28-(1.62+2.28) |
(77)-+ |
(78)4×(+) |
(79)+++ |
(80)2-(+)- |
(81)×+× |
(82)×+× |
(83)×9+ |
(84)(5+)× |
(85)(+)×24 |
(86)(20+)× |
(87)×39× |
(88)×(+) |
(89)(-)×12 |
(90)×(26×) |
(91)+++ |
(92)17×- |
(93)(+)× |
(94)(+)÷ |
(95)(+)÷3 |
(96)(-)÷ |
(97)÷+÷ |
(98)×(10+) |
(99)(21+)÷ |
(100)×+× |
(101)÷+÷ |
(102)(-)÷ |
(103)×++ |
(104)_×- |
(105)-(÷+) |
(106)+×+ |
(107)1-÷- |
(108)×+÷4 |
(109)5-(4+) |
(110)1125-997 |
(111)7.46-0.83-2.17 |
(112)12.85-1.17-8.83+1.15 |
(113)4.5×102 |
(114)0.4×6.3×25 |
(115)(4.9+4.9+…+4.9)×2.5(16個4.9相加) |
(116)7.5×199 |
(117)(+)×36 |
(118)1.2×5.7-1.2+5.3×1.2 |
(119)0.825×102-82.5 |
(120)46× |
(121)560÷16÷5 |
(122)3÷2.5 |
(123)84+(54-16) |
(124)+++ |
(125)-(÷+) |
(126)3×(+)+ |
(127)7.2÷(5-0.75+0.25) |
(128)725÷25+275÷25 |
(129)×× |
(130)×45-÷ |
(131)48×(-) |
(132)×+× |
(133)(32+)÷4 |
(134)÷÷ |
(135)46× |
(136)×+÷9 |
|
查看答案和解析>>
科目:小學(xué)數(shù)學(xué)
來源:創(chuàng)新版課程標準能力評估檢測叢書 數(shù)學(xué)
題型:038
下面各題,怎樣計算簡便就怎樣算.
12.09÷2+1.91×0.5 6.5×8+3.5×8+4.4
查看答案和解析>>