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Toán Lớp 6: Tính Hợp Lý a, 5 . ( 140 + 2037 ) +2 . ( – 2037 ) b, (-6) . 63 + 6 . ( – 29 ) – ( – 6 ) c, ( -137 ) + ( 127 – 216 ) – 127 . ( 216 –

Home/ Toán Lớp 6: Tính Hợp Lý a, 5 . ( 140 + 2037 ) +2 . ( – 2037 ) b, (-6) . 63 + 6 . ( – 29 ) – ( – 6 ) c, ( -137 ) + ( 127 – 216 ) – 127 . ( 216 –

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