Question

7cm5dm=    cm

12cm78m=    cm

43cm2km=     cm

73cm19hm=    cm

14cm67dam=    cm

89cm10mm=     cm

Answer 1

minh thay no cu nguoc the nao ay

Answer 2

7,5

12,78

43,000002

73,00019

14,0067

90

Answer 3

57cm

7812cm

200043cm

190073cm

90cm

Answer 4

7cm5dm= 57 cm

12cm78m= 7812 cm

43cm2km= 200043 cm

73cm19hm= 190073 cm

14cm67dam= 67014 cm

89cm10mm=  90 cm

Answer 5

7cm5dm= 7 + 50 = 57   cm

12cm78m=   12 + 7800 = 7812 cm

43cm2km=    43 + 200000 = 200043 cm

73cm19hm= 73 + 190000 = 190073   cm

14cm67dam=  14 + 67000 = 67014  cm

89cm10mm=  89 + 1 = 90   cm