Question

Ross found 5 ladybugs each is 0.8 centimeter long If he lays the ladybugs in a row what is the total length in milimeters

Answer 1

Since 1 ladybug=.8cm, a row of 5 ladybugs would be 4cm long.
(.8 x 5= 4)

Answer 2

legnth total=number of ladybugs times legnth per ladybug

5 times 0.8=4centimeters

1 centimeter=10 milimeters
4 centimeters times 10=40 milimeters

40 milimeters