Question

Observă şi
12. Completează casetele cu numerele potrivite.
7x6 = 7 x(4+
8x7=8x +5)
10 x 8 = 1x (5+3)
9x3 = 8x3+
6 x 7 = 6 x 4 + (6 x
8x (4 + 3) = (
84) + (81
10 x
9x9x = 10 x
7 x 7 = 2 x + 3 x 10
5x5=7x5-

Answer 1

Răspuns:

7x6 = 7 x(4+2)

8x7=8x (2+5)

10 x 8 = 1x 10 (5+3)

9x3 = 8x3+3

6 x 7 = 6 x 4 + (6 x2)

8x (4 + 3) = 8x7

84) + (81

10 x

9x9x = 10 x10

7 x 7 = 2 x + 3 x 10

5x5=7x5-