Tớ đố các cậu:one+two+three+...+ten=?
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one+two+three+four+five+six+seven+eight+nine+ten=?
Các bạn trả lời giúp mình nhé!
sử dụng phép tính nhanh:
=(one + nine)+(two + eight)+(three + seven)+(four + six)+ten+five
=ten+ten+ten+ten+ten+five
=fifty-five
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có số số hạng là:
(10 -1) :1 +1= 10
tổng dãy số là:
(10+1) x 10 :2=45
đáp số :45
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one+two+three+four+five+six+seven+ieght+nine+ten
dịch
one+two+three+four+five+six+seven+ieght+nine+ten
1+2+3+4+5+6+7+8+9=55
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one+two+three+four+five+six+seven+ieght+nine+ten=1+2+3+4+5+6+7+8+9+10=55
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three + nine - two =
a, five
b, six
c, ten
one + nine - two =
a, eight
b, six
c, ten
thaks
Câu 1 là c
Câu 2 là a
three + nine - two = ten
one + nine - two = eight
three + nine - two = ten
one + nine - two = eight
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one + one =
two+two=
three+three=
four+four=
five+five=
ten+ten=
I nhanh me tik , I trên 11 điểm đổi tik k ? đổi tik thì liên hệ : Tên mk là thiên hương yêu dấu .
\(#LTH\)
one + one = two
three + three = six
four + four = eight
five + five = ten
ten + ten = twenty
kick mình nha bạn a hi hi ^_^
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one+one = two
two + two = four
three+three = six
four + four = eight
five + five = ten
ten + ten = twenty
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ai giai duoc cau nay minh se tick dung cho
one + two + three + ... + nine + ten
one + two + three + ... + nine + ten = tenx(ten+one):two = fifty - five
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chuyển các số đếm sau sang dạng số thứ tự1. three ⇒ _____________________2. nine ⇒ _____________________3. twenty ⇒ _____________________4. six ⇒ _____________________5. twelve ⇒ _____________________6. one ⇒ _____________________7. thirty-one ⇒ _____________________8. seventeen ⇒ _____________________9. two ⇒ _____________________10. twenty-three ⇒ _____________________11. fifteen ⇒ _____________________12. eight ⇒ _____________________13. five ⇒ _____________________14. eleven ⇒ ______________...
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chuyển các số đếm sau sang dạng số thứ tự
1. three ⇒ _____________________
2. nine ⇒ _____________________
3. twenty ⇒ _____________________
4. six ⇒ _____________________
5. twelve ⇒ _____________________
6. one ⇒ _____________________
7. thirty-one ⇒ _____________________
8. seventeen ⇒ _____________________
9. two ⇒ _____________________
10. twenty-three ⇒ _____________________
11. fifteen ⇒ _____________________
12. eight ⇒ _____________________
13. five ⇒ _____________________
14. eleven ⇒ _____________________
15. twenty-four ⇒ _____________________
16. ten ⇒ _____________________
17. seven ⇒ _____________________
18. twenty-eight ⇒ _____________________
19. fifteen ⇒ _____________________
20. thirteen ⇒ _____________________
1. third
2. ninth
3. twentieth
4. sixth
5. twelfth
6. first
7. thirty-first
8. seventeenth
9. second
10. twenty-third
11. fifteenth
12. eighth
13. fifth
14. eleventh
15. twenty-fourth
16. tenth
17. seventh
18. twenty-eighth
19. fifteenth
20. thirteenth
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1. third
2. ninth
3. twentieth
4. sixth
5. twelfth
6. first
7. thirty-first
8. seventeenth
9. second
10. twenty-third
11. fifteenth
12. eighth
13. fifth
14. eleventh
15. twenty-fourth
16. tenth
17. seventh
18. twenty-eighth
19. fifteenth
20. thirteenth
nếu đúng thì k mình nha
Write the plurals
1 a mouse - three
2 a fish - three
3 a tooth - five
4 an ox- four
5 a deer - two
6 a child - two
7 a class - three
8 a foot - two
9 a sheep - ten
help me !
BẠN ƠI K CHO MIK NHA !!!!!!!
1 a mouse - three
=> three mice
2 a fish - three
=>three fish (giữ nguyên từ "fish")
3 a tooth - five
=>five teeth
4 an ox- four
=> four oxen
5 a deer - two
=> two deer ( deer không thay đổi)
6 a child - two
=> two children
7 a class - three
=> three classes
8 a foot - two
=> feet ( vì feet là đôi chân nên không cần two, nếu hai đôi bàn chân là two feet)
9 a sheep - ten
=> ten sheep ( sheep giữ nguyên khi ở số nhiều )
BẠN ƠI K CHO MIK NHA !!!!!!!
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điền vào chỗ trống:
one; two; three; ____; five ; six; seven; _____; nine ; ______.
nhanh nhất tớ sẽ tích!
one; two; three; four; five; sĩ; seven; eight; nine; ten
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theo thử tự nhé: four ; eight ; ten
k nha!
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One ; two ; three ; four ; five ; six ; seven ; eight ; nine ; ten .
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1. My school has about two thousand students. Jane’s school has more than three thousand student. __________________________________________________________________ 2. I have only one science book but my brother has up to ten science books. __________________________________________________________________ 3. There is only one library in her town but there are many libraries in my city. __________________________________________________________________ 4. Yesterday...
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1. My school has about two thousand students. Jane’s school has more than three thousand student.
__________________________________________________________________
2. I have only one science book but my brother has up to ten science books.
__________________________________________________________________
3. There is only one library in her town but there are many libraries in my city.
__________________________________________________________________
4. Yesterday I drank too much wine but Jane just drank a little.
__________________________________________________________________
5. We can find several skyscrapers in the city but we hardly find one in the rural area.
__________________________________________________________________
6. I think you can finish two tasks and Jane can finish one task today.
______________________________________________________