Mathematics, 20.07.2019 06:30 suzieuzie

Compute in the most rational way. 1) 12∙43+43∙88 2) 23∙77+77∙77 3) 45∙123−45∙80+45∙57 4) 1341∙12−12∙1241

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Compute in the most rational way. 1) 12∙43+43∙88 2) 23∙77+77∙77 3) 45∙123−45∙80+45∙57 4) 1341∙12−12∙...