Răspuns:Vezi explicatia!
Explicație pas cu pas:a) 236.632+24.578=261.210 Verificare:24.578+236.632=261.210 b)297.576+168.982=466558,verificare:168.982+297.576=466.558. c)297.531+479.258=776.789, Verificare:479.258+297.531=776.789. d) 57.397+426.684=484.081, Verificare: 426.684+57.397=484.081. e)276.812+237.188=514.000, Verificare:237.188+276.812.=514.000 f) 629.847+288.719=9 18.566, Verificare:288.719+629.847=918.566.O seara perfecta!