Question

Rezolvă, după model:
(24:6) + (30 : 6) = (24 + 30): 6 = 54 : 6 = 9
a) (25:5) + (15: 5) =
(40 : 8) + (32: 8) =
b) (42 : 7) + (14 : 7) =
(16: 4) + (24 : 4) =
Va roogggg va dau coroana ​

Answer 1

(24:6) + (30 : 6) = (24 + 30): 6 = 54 : 6 = 9

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

(40 : 8) + (32: 8) =  (40+32):8=72:8=9

b) (42 : 7) + (14 : 7) = (42+14):7= 56:7= 8

(16: 4) + (24 : 4) = (16+24):4 = 40:4=10