Восстановите в записи примеров запятые:
1. 48 + 22 = 7: 2. 1 + 308 = 408; 3. 12 + 92 = 212; 4. 945 – 545 = 4; 5. 53 – 17 = 513.
дам 12балов
1. 48 + 22 = 7: 2. 1 + 308 = 408; 3. 12 + 92 = 212; 4. 945 – 545 = 4; 5. 53 – 17 = 513.
дам 12балов
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Ответ:
1. 4,8+2,2=7; 2. 100+308=408; 3. 12+9,2=21,2; 4. 9,45-5,45=4; 5. 53-1,7=51,3