multiplicaciones adivinar número

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Cálculo mental

MultiplicacionesAdivinar número.Multiplicación por la unidad

seguida de ceros

52 x _ = 52052 x 10 = 520

52 x __ = 5 200

455 x_=45 500

10 x __ = 1 000

85 x __ = 85 000

95 x __ = 9 500

99 x __ = 9 900

481 x__= 4 810

11 x __ = 11 000

33 x __ = 3 300

10 x __ = 100

77 x __ = 7 700

80 x __ = 800

263 x __=26 300

49 x __ = 4 900

39 x __ = 390

89 x __ = 8 900

15 x __ = 150

43 x __ = 430

311 x_ = 31 100

1 x __ = 1 000

505 x__=50 500

45 x _= 450

100 x __= 1 000

38 x __ = 38 000

52 x __ = 5 200

3 x __ = 300

46 x __ = 4 600

11 x __ = 11 000

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