CÁC BÀI TIẾP THEO
- Luyện tập chung (trang 18)
- Bảng nhân 6 (trang 19)
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- Nhân số có hai chữ số. với số có một chữ số (không nhớ) (trang 21)
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CÁC BÀI TRƯỚC
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- Xem đồng hồ (trang 13, 14)
- Xem đồng hồ (tiếp theo) (trang 14, 15, 16)
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