真题小数

(2)39×24+39×46+39×30=3900

(3)108×35=3780

(4)345×98=33810

(5)25×64×125×5=1000000

(6)8500÷25=340

(7)94×73+27×94=9400

(8)125×79=9875

(9)1.2×99=118.8

(10)9÷0.25=36

(11)4.7×5.9+5.2×4.7-4.7×0.1=51.7

(12)3.6×2.4+36×0.76=36

(13)(3.25×7+3.25)×0.125=3.25

(14)37.5÷8÷1.25=3.75

(15)1.11-8.5×(7.1-0.11)×0=1.11

(16)17/18-11/27-5/18-7/27=0

(17)9/10+5/6+9/10-5/6=1.8

(18)1.3+1/4-1/2+1/4-0.2÷4=1.25

(19)12.5×88=1100

(20)4.8÷(1.6×0.2)=15

(21)3.2×0.25×1.25=1

(22)1/3+1/6+1/9+1/18=1

(23)(3/11+0.87+0.23-3/11)÷0.03=37

(24)0.5×[3/4-(7/16-0.25)]=9/32

(25)1999+999×999=1000000

(26)12.75-(3/8+3/4)=93/8

(27)(1.2+0.25)×3×4=17.4

(28)0.375×101-37.5=3/8

(29)7.2×1000÷125=57.6

(30)53/6+37/4-23/6=14.25

(31)10-(1/2+1/10)=9.4

(32)24700-5278÷26×108=2776

(33)3-5/13-8/13=2

(34)532.7-2.47=530.23

(35)0.084×7.5=0.63

(36)913.5÷0.29=3150

(37)6.55×3.45=9039/400

(38)124÷3.1=40

(39)0.1435÷1.5=287/3000

(40)275+2254÷5-100=625.8

(41)4÷(1÷0.4)=1.6

(42)1÷0.2+(2-0.7)×5=11.5

(43)9×3-1.7+13.4=38.7

(44)22-0.8÷2=21.6

(45)4×(12.6-9)+8=22.4

(46)22.2-4.8+3.2-12=8.6

(47)0.3×5+3-4.5=0

(48)2x1.5x0.8=2.4

(49)0.8x6+16=20.8

(50)1+0.2x1.6=4.2

(51)1.5+0.9×3.6=4.74

(52)3/4÷0.75+3=4

(53)2.8×4.5+72×0.5=48.6

(54)0.6x0.1x2=0.12

(55)280+720=1000

(56)1076-86=990

(57)32×0.25=8

(58)1/3+1/5=8/15

(59)30?=900

(60)0.1÷1%=10

(61)3.14×7=21.98

(62)2/5-1/4=0.15

(63)6300÷70=90

(64)45×3/15=9

(65)1/7-1/9=2/63

(66)36-4/9=320/9

(67)45-0.5=44.5

(68)5/6-1/6=2/3

(69)2/5+1/2=0.9

(70)3/4+1/6=11/12

(71)2x2/5+27/5=6.2

(72)24x1.2-4=24.8

(73)6.5+2x16.5=39.5

(74)8.1÷27×3=0.9

(75)1-2/5-17/50=13/50

(76)4/7-2/5=6/35

(77)264+318-8280÷69 =462

(78)5/6-1/4+2/3=5/4

(79)11/28+(5/14+3/7)=33/28

(80)7-(3/4-2/5)=133/20

(81)285+(3000-372)÷36 =358

(82)796-5040÷(630÷7)=740

(83)3168-7828÷38+504 =-100656

(84)1406+735×9÷45 =1553

(85)14.6-(4.6+7.2)=14/5

(86)1-1/2-1/3-1/6=0

(87)3/10-7/30+4/10=7/15

(88)999×85+854×(6.5÷1.3)=89185

(89)1.5-0.05×(1.5-1.5)=3/2

(90)9/10-(1/6+3/5)=2/15

(91)4/3-(2/5+3/10)=19/30

(92)2/5+1/3+3/5=4/3

(93)20-(5.35+0.15)+6.3=104/5

(94)1/2-(3/4-3/8)=1/8

(95)7/8-5/12+1/6=5/8

(96)(174+209)×26- 9000 =958

(97)814-(278+322)÷15=774

(98)2/5+3/5+3/7-3/9=23/21

(99)5/6+5/12=5/4

(100)1-(8/13+5/13)=0