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Aioaneiclaudia68
a fost răspuns

25+(1+2+...+10):5; 40+(1+2+...+15)÷5÷4; (5+6+...+15)÷5​

Răspuns :

Cojocariugeorge05

Explicație pas cu pas:

25+55÷5=25+11=36

40+120÷5÷4=40+24÷4=40+6=46

110÷5=22

Bemilian24

Răspuns:

25+(1+2+...+10):5=25+(1+9+2+8+3+7+4+

6+10+5):5=

25+55:5=25+11=36

40+(1+2+...+15)÷5÷4=40+(1+...+10+

11+12+13+14+15):5:4=40+(55+50+15):5:4=

40+120:5:4=40+24:4=40+6=46

(5+6+...+15)÷5=[(5+15)+(14+6)+(13+7)+

(12+8)+(11+9)]:5=100:5=20

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