Question

Aflați numerele necunoscute. a) b:8=312 b) 86:c=2 c) x:9sageata câtul 13, restul 5 2. Calculați, apoi verificați prin proba. a) 58:2 46:3 b) 108:3 209:4 c) 420:5 726:8 d)824:6 957:7 va rog mult ajutatima

Answer 1

a)b:8=312
b=312x8
b=2496

b)86:c=2
c=86:2
b=43

c)x:9=13 rest 5
x=13x9+5
x=117+5
x=122

2)58:2=29
29x2=58

46:3=15 rest 1
15x3+1=
45+1=46

108:3=36
36x3=108

209:4=52 rest 1
52x4+1=
208+1=209

420:5=84
84X5=420

726:8=90 REST 6
90X8+6=
720+6=726

824:6=137 REST 2
137X6+2=
822+2=824

957:7=136 REST5
136X7+5=
952+5=957