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CÁLCULO MENTAL

Description

Cálculo MENTAL. Multiplicaciones ...

Mind Map by Hugo Carrasco Centeno, updated more than 1 year ago More Less

	Created by JL Cadenas over 10 years ago

	Copied by Hugo Carrasco Centeno about 4 years ago

Resource summary

CÁLCULO MENTAL

x 2 (DOBLE)
1. N + N
  1. 37 x 2 =
    1. 30+30 + 7+7 =
      1. 74
x 3 (TRIPLE)
1. 2N + N
  1. 37 X 3 =
    1. 74 + 37 =
      1. 111
x 4 (DOBLE del DOBLE)
1. 2 x 2N
  1. 37 x 4 =
    1. 74 + 74 =
      1. 148
  2. srsgfdh
x 5
1. 10N / 2
  1. 37 x 5 =
    1. 370 / 2 =
      1. 185
x 6
1. 2 x 3N
  1. 37 x 6 =
    1. 2 x 111 =
      1. 222
x 7
1. 5N + 2N
  1. 37 x 7 =
    1. 185 + 74 =
      1. 259
x 8
1. 2 x 2 x 2N
  1. 37 x 8 =
    1. 37x2=74x2=148x2 =
      1. 296
x 9
1. 10N - N
  1. 37 x 9 =
    1. 370 - 37 =
      1. 333

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