8.9mm/10 = 0.89cm. since 10mm is 1 cm.
Step-by-step explanation:
1 kg = 1000 g
1.5 kg = 1500 g
1500 g : 350 g
= 150 : 35
= 30 : 7
Well, you know just by looking at it because it ends in an even number. Like, the greatest common factor of 4 is 2, 1.) Because no other number can "go into it," and 2.) Because it's even.