5,93×0,76 (conserva tres decimales)
16,32÷51
El número 5,24÷7,2 tiene dos decimales.
3,54×13
20-5,674
5,84÷0,16
5,4÷0,036
8÷11 (Usa decimales recurrentes para expresar el cociente)
0.86×7
2.14×62
0.375×12
1.8×395
0,45×108
1,056×25
1,8×23
0,37×0,4
1,06×25
7×0,86
0,6×0,39
27×0,43 copias 1.120-36×4÷18+35.
2.(58+37)÷(64-9×5)
3.(6.8-6.8×0.55)÷8.5
4.0.12 × 4,8÷0,12×4,8
5.(3,2×1,5+2,5)÷1,6 (2)3,2×(1,5+2,5)÷1,6
6,6-1,6÷4= 5,38 +7.85-5.37=
7.7.2÷0.8-1.2×5= 6-1.19×3-0.43=
8.6.5×(4.8-1.2×4)= 0.68 ×1.9+0.32×1.9
9.10.15-10.75×0.4-5.7
10.5.8×(3.87-0.13)+4.2×3.74
11.32 .52-(6+9.728÷3.2)×2.5
12.6 ×( 1/2 + 2/3 )
13.8 × 4/5 + 8 × 11/5
14.31 × 5/6 – 5/6
15.9/7 – ( 2/7 – 10/21 )
16.5/9 × 18 – 14 × 2 /7
17,4/5 × 25/16 + 2/3 × 3/4
18,14 × 8/7 – 5/6 × 12/15
19,17/32 – 3/4 × 9/24
20,3 × 2/9 + 1/3
21,5/7 × 3/25 + 3/7
22,3/14 ×× 2/3 + 1/6
23,1/5 × 2/3 + 5/6
24,9/22 + 1/11 ÷ 1/ 2
25,5/3 × 11/5 + 4/3
26,45 × 2/3 + 1/3 × 15
27,7/19 + 12/ 19 × 5/6
28,1/4 + 3/4 ÷ 2/3
29,8/7 × 21/16 + 1/2
30,101 × 1/5 – 1/5 × 21
31.[-|98|+76+(-87)]*23[56+(-75)-(7)]-(8+4 +3)
32,5+21*8/2-6-59
33,68/21-8-11*8+61
34,-2 /9-7/9-56
35.4.6-(-3/4+1.6-4-3/4)
36.1/2+3+5/6- 7/12
37.[2/3-4-1/4*(-0.4)]/1/3+2
38.22+(-4)+(- 2)+4*3
39.-2*8-8*1/2+8/1/8
40.(2/3+1/2)/ (-1/12)*(-12)
41.(-28)/(-6+4)+(-1)
42.2/(-2)+ 0/7-(-8)*(-2)
43.(1/4-5/6+1/3+2/3)/1/2
44.18-6/(-3)*(-2)
45.(5+3/8*8/30/(-2)-3
46.(- 84)/2*(-3)/(-6)
47.1/2*(-4/15)/2/3
48.-3x+2y-5x -7y
49,2/3÷1/2-1/4×2/5
50,2-6/13÷9/26-2/3
51,2/9+1/2÷4/5+3/8
52,10÷5/9+1/6×4
53,1/2×2/5+9 /10÷9/20
54.
5/9×3/12/7÷2/5
55,1/2+1/4×4/5-1/8
56,3/4×5/ 7×4/3-1/2
57,23-8/9×1/27÷1/27
58,8×5/6+2/5÷4
59,1/2+3/4×5/12×4/5
60,8/9×3/4-3/8÷3/4
61,5/ 8÷5/4+3/23÷9/11
62,3/7 × 49/9 - 4/3
63,8/9 × 15/36 + 1/27
64,12× 5/6 – 2/9 ×3
65,8× 5/4 + 1/4
66,6÷ 3/8 – 3/8 ÷ 6
67,4/7 × 5/9 + 3/7 × 5/9
68,5/2 -( 3/2 + 4/5 )
69,7/8 + ( 1/8 + 1/9 )
70,9 × 5/6 + 5/6
74,8 × 4/5 + 8 × 11/5
76,9/7 - ( 2/7 – 10/21 )
77,5/9 × 18 – 14 × 2/7
78,4/5 × 25/ 16 + 2/3 × 3/4
79,14 × 8/7 – 5/6 × 12/15
80,17/32 – 3/4 × 9/24
81,3 × 2/9 + 1/3
82,5/7 × 3/25 + 3/7
83,3/14 ×× 2/3 + 1/6
84,1/5 × 2/3 + 5/6
85,9/22 + 1/11 ÷ 1/2
86,5/3 × 11/5 + 4 /3
87,45 × 2/3 + 1/3 × 15
88,7/19 + 12/19 × 5/6
89,1/4 + 3 /4 ÷ 2/3
90,8/7 × 21/16 + 1)3643-74+6357-76
(2)39×24+39×46+ 39×30
(3)108×35
(4)345×98
(5)25×64×125×5
(6)8500÷25
(7)94×73+27×94
(8)125×79
(9)1.2 ×99
(10)9÷0,25
(11)4,7×5,9+5,2×4,7-4,7×0,1
(12)3,6×2,4+ 36× 0,76
(13)(3,25×7+3,25)×0,125
(14)37,5÷8÷1,25
(15)1,11-8,5 ×( 7.1-0.11)×0
(16)17/18-11/27-5/18-7/27
(17)9/15/6 +9 /10-5/6
(18)1.3+1/4-1/2+1/4-0.2÷4
(19)12.5×88
(20)4.8÷(1.6×0.2)
(21)3.2×0.25×1.25
(22)1/3+1/6+1/ 9+ 1/18
(23)(3/11+0.87+0.23-3/11)÷0.03
(24)0.5×[3/4-(7/ 16- 0.25)]
(25)1999+999×999
(26)12.75-(3/8+3/4
)
(27)(1,2+0,25)×3×4
(28)0,375×101-37,5
(29)7,2×1000÷125
(30)53/6+37/4-23/6
(31)10-(1/2+1/10)
( 32)24700-5278÷26×108
(33)3-5/13-8/13
(34)532.7-2.47
(35 )0,084×7,5
(36)913,5÷0,29
(37)6,55×3,45
(38)126,6÷3,1
(39)0.1435÷1.5
(40)275+2254÷5-100
(41)4÷(1÷0.4)
(42) 1÷0.2+(2-0.7)×5
(43)9×3-1.7x=13.4
(44)2X=0.8÷2
(45)4(x-9)=8
(46)x-4.8+3.2=12
(47)0.3×5+3x=4.5
(48)2x-1.5x=0.8
(49)x-0.8x-6=16
(50)1+0.2x=1.6
(51)1.5x=0.9×3.6
(52)3/4÷0.75=3
(53)(2.8+x)×4.5=72×0.5
(54)0.6x-0.1x=2
(55)28720
(56)1076-86
(57)32×0.25
(58)1/3+1/5
(59)30?
(60)0.1÷1%
(61)3.14×7
(62)2/5-1/4
(63)6300÷70
( 64)45×3/15
(65)1/7-1/9
(66)36-4/9
(67)45 -0,5
(68)5/6-1/6
(69)2/5+1/2
(70)3/4+ 1/6
(71)2x-2/5=27/5
(72)4x=12×4
(73)6.5+2x =16,5
(74)8,1÷27×3
(75)1-2/5-17/50
(76)4/7- 2/5
(77)8?
(78)5/6-1/4+2/3
(79)11/28+ (5/14+3/7)
(80)7-(3/4-2/5)
(81)x+1/3=7/9
(82)2x-1/6=5/6
(83)3/5-x=1/4
(84)x-4 /5x-1.6=1.5
(85)14.6-(4.6+7.2)
(86)1-1/2-1/3-1/6
(87)3/10-7/34/10
(88)999×85+854×(6.5÷1.3)
(89)1.5- 0,05×(1,5-1,5)
(90)9/10-(1/6+3/5)
(91)4/3-(2/5+3 /10)
(92)2/5+1/3+3/5
(93)20-(5,35+0,15)+6,3
(94)1/2-(3/4-3/8)
(95)7/8-5/12+1/6
(96)7
/8+x=9
(97)6/5-x=1/2
(98)2/5x+3/5x=1.2
(99)x-1/3=5/6+5/12
100 1-(8/13+5/13)