Preuniversitario CRECER

1. ARITMÉTICA
Bienvenidos

2. Tablas de
Multiplicar
Aritmética
2

3. Tablas de Multiplicar
1 × 6 = 6
2 × 6 = 12
3 × 6 = 18
4 × 6 = 24
5 × 6 = 30
6 × 6 = 36
7 × 6 = 42
8 × 6 = 48
9 × 6 = 54
10 × 6 = 60
11 × 6 = 66
12 × 6 = 72
1 × 7 = 7
2 × 7 = 14
3 × 7 = 21
4 × 7 = 28
5 × 7 = 35
6 × 7 = 42
7 × 7 = 49
8 × 7 = 56
9 × 7 = 63
10 × 7 = 70
11 × 7 = 77
12 × 7 = 84
1 × 8 = 8
2 × 8 = 16
3 × 8 = 24
4 × 8 = 32
5 × 8 = 40
6 × 8 = 48
7 × 8 = 56
8 × 8 = 64
9 × 8 = 72
10 × 8 = 80
11 × 8 = 88
12 × 8 = 96
1 × 9 = 9
2 × 9 = 18
3 × 9 = 27
4 × 9 = 36
5 × 9 = 45
6 × 9 = 54
7 × 9 = 63
8 × 9 = 72
9 × 9 = 81
10 × 9 = 90
11 × 9 = 99
12 × 9 = 108
1 × 12 = 12
2 × 12 = 24
3 × 12 = 36
4 × 12 = 48
5 × 12 = 60
6 × 12 = 72
7 × 12 = 84
8 × 12 = 96
9 × 12 = 108
10 × 12 = 120
11 × 12 = 132
12 × 12 = 144
1 × 15 = 15
2 × 15 = 30
3 × 15 = 45
4 × 15 = 60
5 × 15 = 75
6 × 15 = 90
7 × 15 = 105
8 × 15 = 120
9 × 15 = 135
10 × 15 = 150
11 × 15 = 165
12 × 15 = 180
3

4. Potencias
Aritmética
4

5. Potencias
12
= 1
22 = 4
32
= 9
42
= 16
52 = 25
62 = 36
72 = 49
82 = 64
92
= 81
102
= 100
112
= 121
122
= 144
21 = 2
22
= 4
23
= 8
24 = 16
25 = 32
26
= 64
27 = 128
28
= 256
29
= 512
210 = 1024
211 = 2048
212 = 4096
5
Tabla de cuadrados Tabla de cubos Potencia de base 2
13
= 1
23 = 8
33
= 27
43 = 64
53
= 125
63
= 216
73 = 343
83
= 512
93 = 729
103 = 1000
113 = 1331
123
= 1728
132
= 169
142 = 196
152
= 225
162
= 256
172 = 289
182 = 324
192 = 361
202 = 400
252
= 625
302
= 900
402
= 1600
502
= 2500

6. Ley de
Signos
Aritmética
6

7. Ley de signos
Signos iguales
7
Signos diferentes
(+) (+) = +
(-) (-) = +
(+) (-) = -
(-) (+) = -
Ejemplos
𝟑 − −𝟐
𝟑 + 𝟐 = 𝟓
𝟒 + 𝟔
𝟒 + 𝟔 = 𝟏𝟎
𝟓 + −𝟗
𝟓 − 𝟗 = −𝟒
−𝟏𝟒 − 𝟔
−𝟏𝟒 − 𝟔 = −𝟐𝟎
Ejemplos

8. Operaciones
Combinadas
Aritmética
8

9. Operaciones combinadas
Son aquellas que abarcan varias operaciones aritméticas para
resolver: sumar, restar, multiplicar y dividir.
9
Paso 1: Realizar las operaciones que están dentro del
paréntesis.
5 × 𝟗 − 7
Paso 2: Realizar las multiplicaciones y divisiones que
aparezca.
𝟓 × 𝟗 − 7
𝟒𝟓 − 7
5 × 3 + 6 − 7 =
5 × 3 + 6 − 7 =
=
Paso 3: Realizar las sumas y las restas que aparezcan.
𝟒𝟓 − 𝟕
𝟑𝟖
5 × 3 + 6 − 7 =
=

10. Operaciones combinadas
10
Ejemplos:
21 ÷ 3 + 2 × 5 = (21 ÷ 3) + (2 × 5)
𝟏𝟕
5 + 10 − 2 × 3 ÷ 2 = 5 + 10 − 6 ÷ 2
5 + 4 ÷ 2
5 + 2
𝟕
7 + 10=
=
=
=
=

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