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❤ Bună! ❤
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a. 75×1000=75×(10×100)=
=(75×10)×100=
=750×100=
=75000
b. 303×1000=303×(10×100)=
=(303×10)×100=
=3030×100=
=303000
c. 78×11=78×(10+1)=
=78×10+78×1=
=780+78=
=858
Sper că te-am ajutat. ジ
Coroana?