Question

Calculeaza in doua moduri:
(14+84):7
(12+32):2
(64+32):4
(12+32+24):2
(15+60+21):3
Va rog frumos
Dau coroana ​

Answer 1

Răspuns:

(14+84):7=98:7=14

(14:7)+(84:7)=2+12=14

(12+32):2=44:2=22

(12:2)+(32:2)=6+16=22

(64+32):4=96:4=24

(64:4)+(32:4)=16+8=24

(12+32+24):2=68:2=34

(12:2)+(32:2)+(24:2)=6+16+12=34

(15+60+21):3=96:3=32

(15:3)+(60:3)+(21:3)=5+20+7=32