Calculated :
two + four + six + eight + ... + five - hundred = ?
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DN
3
14 tháng 2 2022
1.Forty plus thirty equals
A.seventy
B.sixty
C.fifty
2.sixty-five plus forty-one equals
A.one hundred and four
B.one hundred and five
C.one hundred and six
3.one day is twenty-four hours,two day is.....-.......hours
A.fourty-six
B.fourty-seven
C.fourty-eight
ND
5
28 tháng 9 2016
sử dụng phép tính nhanh:
=(one + nine)+(two + eight)+(three + seven)+(four + six)+ten+five
=ten+ten+ten+ten+ten+five
=fifty-five
VD
28 tháng 9 2016
có số số hạng là:
(10 -1) :1 +1= 10
tổng dãy số là:
(10+1) x 10 :2=45
đáp số :45
12 tháng 2 2019
Write the time
1. A quarter to eight :7h45'
2.From half past six to eight o’clock:from 6h30 to 8h
3.From four o’clock to quarter past five :from 4 to 5h15
4.At twelve o’clock :12h
5.At ten past eight:8h10
6.At ten to eight:7h50
7.From quarter past six to s:even o’clock:from 6h15 to 7
8.At five past two:2h5
9.From seven to nine o’clock:from 7 to 9
10.From ten past four to five o’clock:from 4h10 to 5h
11.At five o’clock:5h
12.At half past seven:7h30
13.From five o’clock to half past six :from 5h to 6h30
21 tháng 9 2016
(a)oh nine eight nine two oh three four six eight
(b), (c),(e), (f),(g) và (h) mik thấy sai sai
(d)oh nine eight seven three four seven five double two
01694051970:oh one six nine four oh five one nine seven oh
Có fải bài này trong vở bt tiếng anh 7 ko?
22 tháng 2 2017
2. Two cans of soda are sixteen thousand dong.
=> How much are two cans of soda?
3. It's three thousand five hundred dong.
=> How much is it?
4. A sandwich and an apple are on thousand eight hundred dong.
=> How much are a sandwich and an apple?
5. A bowl of noodles is three thousand dong.
=> How much is a bowl of noodles?
6. They're twenty-five thousand dong
=> How much are they?.
7. A plate of fried rice is two thousand five hundred dong.
=> how much is a plate of fried rice?
8. These oranges are four thousand two hundred dong
how much are these oranges?
22 tháng 4 2019
2. Two cans of soda are sixteen thousand dong.
=> How much are two cans of soda?
3. It's three thousand five hundred dong.
=> How much is it?
4. A sandwich and an apple are on thousand eight hundred dong.
=> How much are a sandwich and an apple?
5. A bowl of noodles is three thousand dong.
=> How much is a bowl of noodles?
6. They're twenty-five thousand dong
=> How much are they?.
7. A plate of fried rice is two thousand five hundred dong.
=> How much is a plate of fried rice?
8. These oranges are four thousand two hundred dong
=>How much are these oranges?
Số số hạng trong dãy trên là : ( 500 - 2 ) : 2 + 1 = 250 ( số )
Tổng các số trong dãy số trên : ( 500 + 2 ) * 250 : 2 = 62750
ĐÚNG cho mình nha !
two+four+...+five-hundred
=(two+five-hundred)+(four+four-hunged ninety eight)+...+(two-hundred fifty+two-hundred-fity two)
=five-hundred two+five-hundred two+...+five-hundred-two (It is have (502-2)/2=250 five-hundred-twos)
=five-hundre two * two hudred fifty
=one-hundred twenty-five thousand five-hundred