Question

Va rog problema 62/va roooog rapid

Answer 1

Răspuns:

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Answer 2

Explicație pas cu pas:

Ex 62.

a)a:5+238=251

a:5=251-238

a:5=13

a=13×5

a=65

v:65:5+238=13+238=251

a:3+65=343

a:3=343-65

a:3=278

a=278×3

a=834

v:834:3+65=278+65=343

b)m:7-34=59

m:7=59+34

m:7=93

m=93×7

m=651

v:651:7-34=93-34=59

m:6-53=86

m:6=86+53

m:6=139

m=139×6

m=834

v:834:6-53=139-53=86

c)x:2-104=197

x:2=197+104

x:2=301

x=301×2

x=602

v:602:2-104=301-104=197

x:4-39=163

x:4=163+39

x:4=202

x=202×4

x=808

v:808:4-39=202-39=163

d)z:5+159=273

z:5=273-159

z:5=114

z=114×5

z=570

v:570:5+159=114+159=273

z:8+87=145

z:8=145-87

z:8=58

z=58×8

z=464

v:464:8+87=58+87=145