One decimeter to 75 cm One decimeter is simpler than 75 cm

One decimeter to 75 cm One decimeter is simpler than 75 cm


=10: 75 first unified unit: 1 decimeter = 10 cm
=2:15



6 cm: how much is 60 km after simplification? What is 5 / 4: 0.75 after simplification?


① 6 cm: 60 km
=6 cm: 60 000 00 cm
=1:10 000 00
②5/4 : 0.75
= 5/4 : 3/4
=(5/4X 4):(3/4 X 4)
=5:3



Three fifths to four fifths


9:4



50 cm: 4 / 5 m simplification ratio


50 cm: 4 / 5 m
=50 cm: 80 cm
=50:80
=5:8