Toán Lớp 6: Tính nhanh:
(1/23 – 1/2023 + 1/57).(1/2 – 1/3 – 1/6)
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Toán Lớp 6: Tính nhanh:
(1/23 – 1/2023 + 1/57).(1/2 – 1/3 – 1/6)
Comments ( 2 )
=(1/23 – 1/2023 + 1/57).(3/6 – 2/6 – 1/6)