7/21/2019 Fi de lucru nmulirea Cu 2

1/2

Fi de lucru nmul irea cu 2

1. Calculati :

2 x 2 = 4 x 2 = 2 x 3 = 5 x 2 =

2 x 5 = 8 x 2 = 7 x 2 = 2 x 9 =

2. Calculati :

2 x 2 x 2 = 2 x 2 x 4 = 2 x 1 x 2 =

2 x 2 x 3 = 2 x 5 x 2 = 2 x 9 x 1 =

3. Comparati produele :

4 x 2 !! 2 x 4 2 x 3 !! " x 2 " x 2 !! 9 x 2

" x 2 !! 7 x 2 2 x 5 !! 5 x 2 3 x 2 !! 2 x 2

9 x 2 !! 5 x 2 4 x 2 !! 2 x 9 2 x 7 !! 8 x 2

5. Calculati du#lul numerelor: "$ 8$ 1%$ 5$ 7$ 9

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". &'latiproduelenumerelor: 2 i 9$ 3 i 2$ 2 i 7$ 2 i 2$ 2 i 8

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7. &dau(ati la du#lul numarului 7 cel mai mic numar de doua ci're

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8. Calculati $ pe rand $ numarul care ete :

a) cu 2 mai mare decat : 2$ 3$ 5$ 7

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#) de 2 ori mai mare dec*t:2$ 3$ 5$ 7

7/21/2019 Fi de lucru nmulirea Cu 2

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