Các câu hỏi tương tự
Kết quả của biểu thức 16+83+84+7 là
Kết quả của biểu thức là:
Đọc tiếp
Kết quả của biểu thức |
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là:
Tinh nhanh:11+12+13+14+15+16+17+18+19+89+88+87+86+85+84+83+83+82
Thực hiện phép tính :
16 + (-17) + 18 (-19) + ... + 82 + (-83) + 84
Tìm x biết :
x + ( 1 + 4 + 7 + ... + 100 ) = 1993
đặt dấu ngoặc vào biểu thức : 7*9+12/3-2 có kết quả lần luợt là 2,3,4,5
Câu 17: Viết kết quả phép tính sau dưới dạng một luỹ thừa: 87: 8 là:A. 86 B. 85 C. 84 D. 83Câu 18: Cho biều thức M 75 + 120 + x. Giá trị nào của x dưới đây thì M ⋮ 3A.x 7 B.x 5 C.x 4 D.x 12Câu 19: Tổng nào sau đây chia hết cho 7 ?A.49 + 70 B.14 + 51 C.7 + 134 D.10+16Câu 20: Số tự nhiên m chia cho 45 dư 20 có dạ...
Đọc tiếp
Câu 17: Viết kết quả phép tính sau dưới dạng một luỹ thừa: 87: 8 là:
A. 86 B. 85 C. 84 D. 83
Câu 18: Cho biều thức M = 75 + 120 + x. Giá trị nào của x dưới đây thì M ⋮ 3
A.x = 7 B.x= 5 C.x =4 D.x =12
Câu 19: Tổng nào sau đây chia hết cho 7 ?
A.49 + 70 B.14 + 51 C.7 + 134 D.10+16
Câu 20: Số tự nhiên m chia cho 45 dư 20 có dạng là:
A. 45 + 20k B. 45k – 20 C. 45 – 20k D. 45k + 20
Câu 21: Điền chữ số vào dấu * để chia hết cho 3:
A. {0; 3; 6}. B.{1; 3; 6; 9}. C.{3; 6; 9}. D.{0; 6; 9}.
x+14/86+x+15/85+x+16/84+x+17/83=-4
Kết quả của phép tính 92 + (11- 7)2 : 8.2 là:
A. 85 B. 82 C. 81 D. 84
16 tháng 1 2022 lúc 18:41
Kết quả của biểu thức X = 241 + 768 + (-634) + 29 là: