Câu 3. Điền dấu < , > = vào chỗ chấm.

6m 3 cm ….7m                                           5 m 6 cm …5m

6m 3 cm ….6m                                           5 m 6 cm …6m

6m 3 cm ….630cm                                     5 m 6 cm …506cm

6m 3 cm ….603cm                                     5 m 6 cm …560cm.

Giải:

6m 3 cm  < 7m                                           5 m 6 cm  > 5m

6m 3 cm  > 6m                                           5 m 6 cm  < 6m

6m 3 cm  < 630cm                                     5 m 6 cm  = 506cm

6m 3 cm  = 603cm                                     5 m 6 cm  < 560cm.