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Află numerele necunoscute:​

Află Numerele Necunoscute class=

Răspuns :

Răspuns:

65000:a=1000=> a=65000:1000=> a=65

320×b=320000=>b=320000÷320=>b=100

(70×d):700=700

70×d=700×700

70×d=490000

d=490000÷7=>d=70.000

(56000÷560)×e=6300

100×e=6300=> e=63

f×(67000÷67)=39000

f×1000=39000

f=39000/1000

f=39