Bài 6: Đổi các số đo diện tích sau:
25m22500cm2= ............................dm2 15m29dm2 = ..............................cm2 10dm26mm2=..............................mm2 7km230m2= ..............................m2 58989cm2= .......... m2......... dm2..........cm2 2080dm2=....................m2....................dm2 3107mm2= ................cm2...................mm2 45908 m2 =........hm2...............dam2........m2
25m2 2500cm2= ..2525....dm2
15m2 9dm2 = ..150900...cm2
10dm2 6mm2=...10006...mm2
7km2 30m2= ....7000030..m2
58989cm2= ..5,8... m2.....9,8.... dm2.....9.....cm2
2080dm2=....20..m2...80..dm2
3107mm2= ...31..cm2...7....mm2
45908 m2 =.....4,5...hm2..9..dam2....8...m2
25m22500cm2= ..............2525..............dm2 15m29dm2 = ..........150900....................cm2 10dm26mm2=..............10006................mm2 7km230m2= .................7000030.............m2 58989cm2= ....58...... m2......98... dm2........9..cm2 2080dm2=......20..............m2.............80.......dm2 3107mm2= .......31.........cm2.........8..........mm2 45908 m2 =...45.....hm2...........9....dam2...8.....m2