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27 tháng 2 2017

Mình có đáp án thế này nha:

Ta thấy ước chung của 8 và 5 là 40 nên

\(\dfrac{-3}{8}\) = \(\dfrac{\left(-3\right).5}{8.5}\) = \(\dfrac{-15}{40}\)

\(\dfrac{-2}{5}\) = \(\dfrac{\left(-2\right).8}{5.8}\) = \(\dfrac{-16}{40}\)

Do -16 < -15 nên \(\dfrac{-15}{40}\) > \(\dfrac{-16}{40}\)

=> \(\dfrac{-3}{8}\) > \(\dfrac{-2}{5}\)

Vậy ta đưa ra kết luận: ngoài cách xét hai tích chéo của phân số thì ta có thể sử dụng tính chất cơ bản của phân số để so sánh hai phân số

Đây là ý kiến của mình, nếu sai thì hãy bình luận nha.

Xin cảm ơn

Chuyển các câu sau từ câu trực tiếp sang gián tiếp.56. Nga said to Hoa “ You should learn English harder “=>……………………………………………………………………………………….57 . Lan told me “ please help me ”.=>………………………………………………………………………………….58. He told Hoa “ Please do this exercise for me ”.=>…………………………………………………………………………………59. Trang said “ I go to school six days a week ”.=>………………………………………………………………………………….60. He asked me “ Can you do this homework for me “=>………………………………………………………………………………….61. Lan told me “ please...
Đọc tiếp

Chuyển các câu sau từ câu trực tiếp sang gián tiếp.
56. Nga said to Hoa “ You should learn English harder “
=>……………………………………………………………………………………….
57 . Lan told me “ please help me ”.
=>………………………………………………………………………………….
58. He told Hoa “ Please do this exercise for me ”.
=>…………………………………………………………………………………
59. Trang said “ I go to school six days a week ”.
=>………………………………………………………………………………….
60. He asked me “ Can you do this homework for me “
=>………………………………………………………………………………….
61. Lan told me “ please help me ”.
=> Lan told me ……………………………………………………………………
62. “Would you mind closing the door ? ” She asked me
=> She asked me …………………………………………………………
63. “ You mustn’t come home late this morning ” My mother said to me
=> My mother told …………………………………………
64. “ We’ll visit you next week ” He said to me .
=> He promised …………………………………………………………
65. She asked me “ Shall we go to the movies ? ”
=> She suggested …………………………………………………………………..
66. The man said “ If I were a millionaire , I could help the poor ”
=> The man said ……………………………………………………………………
67. “ I had money , I would buy a new pen ” Lan said
=> Lan said ……………………………………………………………….
68. “ What will you do if you have 100 USD ? ” She asked me
=> She asked me ………………………………………………………………….
69. “ If you understand him , he will trust you “ I said to her
=> I said ………………………………………………………………………………
70. “ I didn’t taken your pen , Hoa ” Lan said
=> Lan said …………………………………………………………………………

1
5 tháng 6 2021

Chuyển các câu sau từ câu trực tiếp sang gián tiếp.
56. Nga said to Hoa “ You should learn English harder “
=> Nga advised Hoa to learn English harder.
57 . Lan told me “ please help me ”.
=> Lan asked me to help her.
58. He told Hoa “ Please do this exercise for me ”.
=> He told Hoa to do that exercise for him.
59. Trang said “ I go to school six days a week ”.
=> Trang said she went to school six days a week.
60. He asked me “ Can you do this homework for me “
=> He asked me if I could do that homework for him.
61. Lan told me “ please help me ”.
=> Lan told me  to help her.
62. “Would you mind closing the door ? ” She asked me
=> She asked me to close ther door.
63. “ You mustn’t come home late this morning ” My mother said to me
=> My mother told me not to come home late that morning.
64. “ We’ll visit you next week ” He said to me .
=> He promised to visit me the next week.
65. She asked me “ Shall we go to the movies ? ”
=> She suggested going to the movies.
66. The man said “ If I were a millionaire , I could help the poor ”
=> The man said if he had been a millionaire , he could have helped the poor
67. “ I had money , I would buy a new pen ” Lan said
=> Lan said if she had had money, she would have bought a new pen.
68. “ What will you do if you have 100 USD ? ” She asked me
=> She asked me what I would do if  I had 100 usd.
69. “ If you understand him , he will trust you “ I said to her
=> I said to her that if she understood him, he would trust her.
70. “ I didn’t taken your pen , Hoa ” Lan said
=> Lan said she hadn't taken Hoa's pen.

5 tháng 12 2018

Mình ko đặt tính được trên máy đâu , chỉ ghi kết quả thôi nhé :

2145 : 33 = 65 ; 11968 : 34 = 352 ; 1998 : 26 = 799 ( dư 10 ) ; 11959 : 56 = 213 ( dư 31 )

5 tháng 12 2018

2145:33 = 65

11968:34 = 352

1998:26 = 76,846153846158461538461584615384615846153846158461538461584615384615846153846158461538461584615384615846153846158461538461584615384615846153846158461538461584615384615....................

11959:56 =213,5535.......

13 tháng 10 2019

bằng 15400

chúc học tốt

13 tháng 10 2019

= 4 . 25 . 17 + 5 . 20 . 27 + 100 . 56

= 100 .17 + 100 . 27 + 5600

= 1700 + 2700 + 5600

= 4400 + 5600

= 10000

saiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii

You should do study harder 

mà thôi vứt chữ do cx đc

25 tháng 12 2016

chịu

 

24 tháng 11 2021

Đánh cho để dài tóc/Đánh cho để đen răng/Đánh cho nó phiến giáp bất hoàn. HOK TỐT :)))

24 tháng 11 2021

vua nói : ai biết, mày xuống mộ tao mà hỏi