Explicație pas cu pas:
Salut Daria :)
[tex]\bf 1t = 1000kg [/tex]
[tex]\bf \frac{1t}{jumătate} => 1000kg ÷ 2 => 500kg [/tex]
[tex]\space[/tex]
[tex]\bf 4t => 1000kg × 4 => 4000kg [/tex]
[tex]\bf 4,5t => 4000kg + 500kg => \boxed{\boxed{4,500kg}}[/tex]
[tex]\space[/tex]
[tex]\space[/tex]
[tex]\bf 1t = 1000000g [/tex]
[tex]\bf \frac{1t}{jumătate} => 1000000g ÷ 2 => 500000g [/tex]
[tex]\space[/tex]
[tex]\bf 4t => 1000000×4 => 4000000g [/tex]
[tex]\bf 4,5t => 4000000g + 500000g => \boxed{\boxed{4500000g}}[/tex]
Succes :)