Cálculo longitudinal de decimales en cuarto grado de primaria
3,5 4,2= 6 0,5= 2,7-0,4= 1-0,3=
0,8 0,7= 4,5-3= 7,8-1,1= 3.4-1.5=
3m 0.5m = 0.7m 0.3m = 0.6 yuanes 1.5 yuanes=
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4.5×0.07= 6.3÷0.09= 2.5×3.6=
19.8÷3.3= 5÷0.25= 0.76÷0.4=
1)5.08×0.65(número Mantén dos decimales) (2) 9,62÷0,158 (Los números mantienen dos decimales).
(3)14.2÷11 (Representación decimal del ciclo económico)
1.0 1.5 21.2 1.5546 21 54 .151.0 1.5 21.2 1.5546. 54 .151.0 1.5 21.2 1.5546 21 54 .151.0 1.5 21.2 65 438 0.5546 21 54 .151.0 1.5 21.2 1.5546. 46 26543 8 0 54 .151.0 1.5 21.2 1.5546 21 54 .151.0 1.5 21.2 1.5546. 21 54 .156 5438 0.0 1.5 21.2 1.5546 21 54 .151.0 1.5 21.2 1.5546 21 54 .151.0 1.5 21.2 1.5546. 2 1 .5546 21 54 .151.0 1.5 21.2 654 38 21 54 . 151,0 1,5 21,2 1,5546 21 54 .151,0 1,5 21,2 1,5546. 21 54 .1565 4 38 0.0 1.5 21.2 1.5546 21 54 .151.0 1.5 21.2 21. 54 .151.0 1.5 21.2 1.5546 21 54 .151.0 1.5 21.2 1.5546 21 54 .151.0 1.5 21.2 1.55. 46. 21 54 .1 51.0 1.5 21.2 1.5546 265438 0 54 .151.0 1.5 21.2 1.5546. 21 54 151,0 1,5 21,2 1,5546 21 54 .15654 38 0,0 1,5 21,2 1,5546 . 1,2 1,5546 21 54 ,151,0 1,5 21,2 1,5546. 0.5546 21 54 .151.0 1.5 21.2 1.5546 21 54 .151.0 1.5 21.2 1.5546 21 54 .151.0 1.5 21.2. 1.5546 21 54 .1 56543 8 0.0 1.5 21.2 1.5546 21 54 .151.0 1.5 21,2 1,5546 21 54 .151,0 1,5 21,2 1,5546 21 54 . 0002 513.0002
12 .05 0.57= 4.952 6.25= 8.05
-0,57=
53,75-0,9= 43-21,57= 34,5 8,96=
10,74-0,25= 62,1-3,444= 100-0,09=
5,46 4,72= 105.5-5.94= 5.8 55.33=
3X 5X = 48 14X-8X = 12 6 * 5 2X = 44
20X-50 = 50 28 6X = 88 32-22X = 10
24-3X = 3 10X *(5 1)= 60 99X = 100-X
X 3 = 18 X-6 = 12 56-2X = 20
4y 2=6 x 32=76 3x 6=18
16 8x=40 2x-8=8 4x-3*9=29
8x-3x=105 x-6*5=42 x 5=7
2x 3 = 10 12x-9x = 9 6x 18 = 48
56x-50x=30 5x=15 78-5x= 28
32y-29=3 5x 5=15 89x-9=80
100-20x = 20 55x-25x = 60 76y-75 = 1
23y-23 = 23 4x-20 = 0 80y 20 = 100
53x-90 = 16 2x 9x = 11 12y-12 = 24
80 5x = 100 7x-8 = 6 65x 35 = 100
19y y = 40 25-5x = 15 79y y = 80
42x 28x = 140 3x-1 = 8 90y-90 = 90
80y-90 = 70 78y 2y = 160 88-x = 80
9-4x = 1 20x = 40 65y-30 = 100
51y-y = 100 85y 1 =-86 45x-50 = 40
2x 4×3=20
15x-6x=180
1.8÷x=0.3
2×(x-0,5)=4,6
10,8x÷0,54=50