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Nguyễn Khánh Hiệu
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2025-02-04 20:24:21
105 . 12
= (100 + 5) . 12
= 100 . 12 + 5 . 12
= 1200 + 60
= 1260
2025-02-04 10:48:49
81 :27=3
2025-02-04 08:59:50
1.so
2.so many/such
3.so many/such
4.such/so many
5.so
6. such
7.such/ so many
8.such/ so many
9.so
10.such/ so many
2025-02-03 20:32:52
690
2025-02-03 19:41:57
11 ha 150m2=110 150m2
703cm2= 7dm2 3cm2
810 ha= 8km2 1000dam2
49000 dam2=4 km2 90 ha