2 dígitos por 1 dígito
73 x 10 =
What is 730?
25 x 20 =
What is 500?
306 x 4 =
What is 1,224?
45
40+5
(12X12)+(4x4)
160
19 x 20 =
What is 380?
16 x 40 =
What is 640
630 x 2 =
What is 1260?
700+80+8
(14x10)+(13X10)
270
32 x 90 =
What is 2880?
Hola.
700 x 3 =
What is 2100?
1,472
1,000+400+70+2
Verdadero o falso:
32+32=2x2x2x2x2x2
Verdadero
64=64
66 x 30 =
What is 1980?
98 x 28 =
What is 2,744?
121 x 5 =
What is 605?
13,001
10,000+3,000+1
57 x 30 =
1,710
99 x 99 =
What is 9,801?
333 x 5 =
What is 1,665?
49,611
40,000+9,000+600+10+1