Cálcu lo menta l Multiplicac iones Adivinar número. Multiplicación por la unidad seguida de ceros
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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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