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Mathematics, 31.05.2021 17:50 lauralimon

Pune semnele "+", "-", "x" sau ":" și/sau paranteze la următoarele calcule pentru a fi adevărate egalitățile. 1 ... 1... 1 ... 1 = 1 2 ... 2 ... 2 ... 2 = 2 3 ... 3 ... 3 ... 3 = 3 4 ... 4 ... 4 4 = 4 5 ... 5 ... 5 ... 5 = 5 6 ... 6 ... 6 ...6 = 6 7 ... 7 ... 7 ... 7 = 7 8 ... 8 ... 8 ... 8 = 8 9 ... 9 ... 9 ... 9 = 9

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