Question

Larinda cooked a 4-kilogram the roast leftover after the meat weighed 3 kilograms how many grams of roast were eaten during that meal

Answer 1

4 (originally) - 3 (leftover) = 1 KG (eaten) 

1* ( 1000) = 1000g 

(there is 1000g in 1 KG)

Answer 2

Yes the person on top is right