Question

Exercitiul 62. repede!!!

Answer 1

Răspuns:

a) a:5 +238=251 a:3+ 65=343

a:5=251-238 a:3=343-65

a:5=13 a:3=278

a=5×13 a=278×3

a=65 a=834

b)m:7-34=59 m:6-53=86

m:7=59+34 m:6=86+53

m:7=93 m:6=139

m=93×7 m=139×6

m=651 m=834

c)x:2-104=197 x:4-39=163

x:2=197+104 x:4=163+39

x:2=301 x:4=202

x=301×2 x=202×4

x=602 x=808

d)z:5+159=273 z:8+87=145

z:5=273-159 z:8=145-87

z:5=114 z:8=58

z=5×114 z=58×8

z=570 z=464