CÂU 1. (3,0 ĐIỂM) THỰC HIỆN PHÉP TÍNH
36 : 24 25 100 3− − −6 81 24 7 3= ⋅ − + + ⋅ 36 25 100 35 − − −2 7 9 8= + + ⋅15 25 25 3 2 2 8= + ⋅15 25 3= −2 + 1615 75= −10 + 1675 75= 675= 225
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