💡 Hint
1 Litre = 1000 Millilitres (ml)
Litres × 1000 = ml
Multiply the litres by 1000, then add the extra millilitres.
3 litres and 250 ml
= (3 × 1000) + 250
= 3250 ml
= (3 × 1000) + 250
= 3250 ml
Example: 2 litres and 500 ml