Cálculo mental
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Transcript of Cálculo mental
![Page 1: Cálculo mental](https://reader036.fdocumento.com/reader036/viewer/2022062419/55a257b11a28ab4c4f8b4727/html5/thumbnails/1.jpg)
Cálculo mentalCálculo mental
Sumas y restas en orden y Sumas y restas en orden y salteadassalteadas
Series sumando y restandoSeries sumando y restando
Apréndete las sumas y restas Apréndete las sumas y restas primero en orden y luego intenta primero en orden y luego intenta pensarlas salteadas lo más pensarlas salteadas lo más rápido que puedas.rápido que puedas.
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Practica el Practica el cálculo mental cálculo mental de vez en de vez en cuando. cuando.
Procura insistir en cada número hasta Procura insistir en cada número hasta que te lo sepas de memoria.que te lo sepas de memoria.
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2+4 2+5 2+6 2+7 2+8 2+4 2+5 2+6 2+7 2+8
2+9 2+10 2+11 2+12 2+9 2+10 2+11 2+12
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2+6 2+9 2+5 2+4 2+6 2+9 2+5 2+4
2+11 2+10 2+3 2+72+11 2+10 2+3 2+7
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7 – 2 = ?7 – 2 = ?Ahora vienen las restas.Ahora vienen las restas.
Recuerda que para pensar una resta es Recuerda que para pensar una resta es mejor contar desde el número menor mejor contar desde el número menor
hasta el mayor.hasta el mayor.En vez de decir “a 7 le resto 2”En vez de decir “a 7 le resto 2”
es mejor contar es mejor contar “de 2 a 7 van…”.“de 2 a 7 van…”.
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5-2 6-2 7-2 8-2 9-25-2 6-2 7-2 8-2 9-2
10-2 11-2 12-2 13-2 10-2 11-2 12-2 13-2
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9-2 11-2 6-2 8-2 9-2 11-2 6-2 8-2
13-2 7-2 5-2 4-2 14-2 13-2 7-2 5-2 4-2 14-2
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3+23+2 3+33+3 3+43+4 3+53+5
3+63+6 3+73+7 3+83+8 3+93+9
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3+63+6 3+33+3 3+53+5 3+83+8
3+73+7 3+23+2 3+43+4 3+93+9
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3-33-3 4-34-3 5-35-3 6-36-3
7-37-3 8-38-3 9-39-3 10-310-3
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9-39-3 5-35-3 3-33-3 8-38-3
10-310-3 6-36-3 7-37-3 4-34-3
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4+14+1 4+2 4+2 4+3 4+3 4+4 4+4
4+54+5 4+64+6 4+74+7 4+84+8
4+94+9 4+104+10
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4+3 4+5 4+7 4+1 4+3 4+5 4+7 4+1
4+2 4+8 4+10 4+94+2 4+8 4+10 4+9
4+6 4+44+6 4+4
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4-4 5-4 6-4 7-4 4-4 5-4 6-4 7-4
8-4 9-4 10-4 11-48-4 9-4 10-4 11-4
12-4 13-4 14-412-4 13-4 14-4
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6-4 8-4 10-4 5-46-4 8-4 10-4 5-4
9-4 12-4 7-4 11-4 9-4 12-4 7-4 11-4
13-4 14-413-4 14-4
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5+15+1 5+25+2 5+35+3 5+45+4
5+55+5 5+65+6 5+75+7 5+85+8
5+95+9 5+105+10
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5+35+3 5+55+5 5+15+1 5+65+6
5+25+2 5+105+10 5+85+8 5+45+4
5+75+7 5+95+9
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5-55-5 6-56-5 7-57-5 8-58-5
9-59-5 10-510-5 11-511-5 12-512-5
13-513-5 14-514-5 15-515-5
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8-58-5 6-56-5 10-510-5 7-57-5
9-59-5 11-511-5 12-512-5 5-55-5
13-513-5 15-515-5 14-514-5
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6+26+2 6+36+3 6+46+4 6+56+5
6+66+6 6+76+7 6+86+8 6+96+9
6+10 6+10 6+116+11 6+12 6+12
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6+46+4 6+66+6 6+26+2 6+96+9
6+56+5 6+86+8 6+116+11 6+136+13
6+106+10 6+36+3 6+76+7
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6-66-6 7-67-6 8-68-6 9-69-6
10-610-6 11-611-6 12-612-6 13-613-6
14-614-6 15-615-6 16-616-6
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10-610-6 13-613-6 12-612-6 9-69-6
11-611-6 7-6 14-67-6 14-6 15-615-6
8-68-6 6-66-6 16-616-6
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7+17+1 7+27+2 7+37+3 7+47+4
7+57+5 7+67+6 7+77+7 7+87+8
7+97+9 7+107+10 7+117+11
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7+57+5 7+107+10 7+67+6 7+47+4
7+17+1 7+37+3 7+97+9 7+87+8
7+77+7 7+27+2 7+117+11
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7-77-7 8-78-7 9-79-7 10-710-7
11-711-7 12-712-7 13-713-7 14-714-7
15-715-7 16-716-7
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10-710-7 12-512-5 9-79-7 11-711-7
7-77-7 13-713-7 8-78-7 16-716-7
15-715-7 14-714-7
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Serie sumando 10Serie sumando 10
1010 2020 3030 4040 5050 6060 7070 8080
90 90 100 100 110 110 120 120
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Serie restando 10Serie restando 10
100 90100 90 ____ ____6060 ____ 4040 30 302020 ____ 0 0
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55 1010 1515 20202525 3030 3535 40404545 5050 5555 60606565 7070 7575 8080
8585 90 90 95 100 95 100
Serie sumando 5
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100100 9595 9090 85 85 ….. … … .... ….. … … .... 60 60 5555 ..… … ..… … 4040 3535 ….…. 25252020 1515 1010 00
Serie restando 5
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Serie sumando 50Serie sumando 50
00 5050 100100 150150200200 250250 300300 350 350 400400 450450 500500 550550
…..….. ………… …..….. ….. …..
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Serie sumando 50Serie sumando 50
00 5050 …..….. 150150200200 …..….. …..….. …..…..400400 …..….. 500500 …..…..600600 …...…... 7….7…. 7….7….
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Serie restando 50
700700 6….6…. 6….6…. 550550500500 450450 …..….. 350350…..….. …..….. 200200 1….1….100100 …… 0..…… 0..
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Serie sumando 20Serie sumando 20
20 40 60 80 10020 40 60 80 100120 140 160 180 200120 140 160 180 200220 240 260 280 300 220 240 260 280 300
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Serie sumando 20Serie sumando 20
2020 40 .... 40 .... 80 100 80 100 120 1… 160 …. 2…120 1… 160 …. 2…….…. 240 2.. 280 3… 240 2.. 280 3…
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Serie restando 20Serie restando 20
300 280 2… 2… 220300 280 2… 2… 2202… 1…. 160 1…1202… 1…. 160 1…120100 .… 60 40 …. 100 .… 60 40 ….
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8+18+1 8+28+2 8+38+3 8+48+4
8+58+5 8+68+6 8+78+7 8+88+8
8+98+9 8+108+10 8+118+11 8+128+12
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8+58+5 8+88+8 8+28+2 8+108+10
8+118+11 8+9 8+9 8+128+12 8+1 8+1
8+38+3 8+68+6 8+48+4 8+78+7
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9-89-8 10-810-8 11-811-8 12-812-8
13-813-8 14-814-8 15-815-8 16-816-8
17-817-8 18-818-8
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10-810-8 12-812-8 14-814-8 16-816-8
9-89-8 11-811-8 15-815-8 13-813-8
18-818-8 17-817-8
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9+19+1 9+29+2 9+39+3 9+49+4
9+59+5 9+69+6 9+79+7 9+89+8
9+99+9 9+109+10 9+119+11
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9+59+5 9+89+8 9+119+11 9+19+1
9+49+4 9+79+7 9+109+10 9+29+2
9+69+6 9+39+3 9+99+9
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9-99-9 10-910-9 11-911-9 12-912-9
13-913-9 14-914-9 15-915-9 16-916-9
17-917-9 18-918-9
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15-915-9 12-912-9 9-99-9 18-918-9
17-917-9 14-914-9 11-911-9 10-910-9
16-916-9 13-913-9
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Practica el cálculo mental de vez en Practica el cálculo mental de vez en cuando. Procura insistir en cada número cuando. Procura insistir en cada número
hasta que te lo sepas de memoria.hasta que te lo sepas de memoria.