Question

ACTIVIDAD 2.
Resuelve las siguientes muitiplicaciones sin calculadora.
12 x 100 =
7.8 + 100-
3 + 100 =
25 * 10 =
2.8 + 100
478 x 10 =
3 + 100 =
786 x 1000 =
7.8 + 100-
4 x 100 =​

Answer 1

12 x 100 = 1200

7.8 + 100= 107.8

3 + 100 = 103

25 * 10 = 250

2.8 + 100 = 102.8

478 x 10 = 4780

3 + 100 = 103

786 x 1000 = 786000

7.8 + 100= 107.8

4 x 100 =​ 400