Question

Efectuează calculele folosind ambele procedee de lucru(25+15)÷5 , (32+16)÷8 ,(18+36):6 ,(16+20)÷4 ,(21+14):7 ,(40+30):10​

Answer 1

Răspuns:

(25+15):5=40:5=8

25:5+15:5=5+3=8

(32+16):8=48:8=6

32:8+16:8=4+2=6

((18+36):6=54:6=9

18:6+36:6=3+6=9

(16+20):4=36:4=9

16"4+20:4=4+5=9

(21+14):7=35:7=5

21:7+14:7=3+2=5

(40+30):10=70:10=7

40:10+30:10=4+3=7

Explicație pas cu pas: