October 2018 1 13 Report

Oblicz sumy i iloczyny. Skorzystaj z łączności dodawania i łączności mnożenia, żeby ułatwić sobie obliczenia.

25 + 15 + 28 + 12 = ?

13 + 47 + 14 + 26 = ?

17 + 25 + 35 = ?

31 + 19 + 22 + 18 = ?

45 + 15 + 21 + 19 = ?

36 + 24 + 10 + 17 = ?

57 + 13 + 12 + 18 = ?

41 + 9 + 39 + 11 = ?

2 * 5 * 4 = ?

3 * 3 * 3 = ?

2 * 4 * 0 = ?

6 * 2 * 2 = ?

0 * 5 * 4 = ?

3 * 2 * 5 = ?

1 * 4 * 5 = ?

6 * 0 * 3 = ?

Będę wdzięczna za pomoc.


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