Question

A mouse has a mass of 18 g. A guinea pig has a mass of 0.85 kg. Is the mass of the two animals together greater or less than 1 kg? And why?
bobpursley
Isn't the mouse mass .018kg?
Emily
If the mouse weighs 0.018 kg (18 g), and the guinea pig weighs 0.85, they both add up to weigh 0.868 kg, which is less than 1 kg.