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WorksheetsCálculo mental 4º Prm
Total questions: 40
Worksheet time: 17mins
¿Cuánto es 1x0?
1
7
0
¡Multiplícate por 0!
Match the following numbers with their products.
810
90 x 9
8100
90 x 90
1800
90 x 20
81.000
90 x 900
El número anterior de 10.000 es
9.000
999
9.999
9.009
Multiplicar 9 x 100 es
90
900
990
909
Multiplicar 50 x 60 da
2.500
30.000
3.000
3.300
Match the following expressions with their results.
31
5 X 6 + 1
23
3 X 5 + 8
24
3 X 4 + 12
28
4 X 7
45X10=
340
234
500
450
5800 -300 =
1500
250
5500
4500
18 x 2 + 100 =
136
130
146
123
6 x 8 + 30=
68
58
78
88
50+50-10=
90
75
110
55
Match the following expressions with their results.
440
500 - 60 =
447
400 + 50 - 3 =
450
225 + 225 =
400
800 : 2 =
5x4+180
200
300
250
100
8 x 3 + 500
500
524
511
1528
6 x 4 + 600 - 4 = (a)
15 + 15 - 10 = (a)
84 + 25
100
109
300
209
50 + 19 =
(a)
Match the following sums with their results.
352
252 + 100 =
452
352 + 100 =
152
52 + 100 =
200
150 + 50 =
6X7=
50
45
35
42
6 + 8 + 9 - 6
17
18
15
21
7 x 8 + 20 =
145
56
76
66
9 x 5 - 10 =
35
45
25
40
3 x 7 + 50 =
71
61
51
41
20.000 : 200
10.000
200
100
1.000
(22 x 100) + 800 =
22.800
2.800
30.000
3.000
(10 x 10 ) + 50 +50 - 100
200
100
150
25
El doble, del doble, del doble de 20
40
160
120
80
5DM + 5D + 5U
50.505
50.005
500.505
50.055
8UMM + 8 UM + 88 U
888.088
8.008.008
8.008.088
8.080.088
Si compro 2 docenas y media de huevos, y media docena cuesta 6 euros, ¿cuánto voy a pagar?
15
12
30
24
6 x 8 + 30=
68
58
78
88
Dividir 32.000 : 100 da
320
3.200
32
