Two+four=?
Ten+five=?
One+Seven=?
Two x Two=?
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dịch
one+two+three+four+five+six+seven+ieght+nine+ten
1+2+3+4+5+6+7+8+9=55
one+two+three+four+five+six+seven+ieght+nine+ten=1+2+3+4+5+6+7+8+9+10=55
sử dụng phép tính nhanh:
=(one + nine)+(two + eight)+(three + seven)+(four + six)+ten+five
=ten+ten+ten+ten+ten+five
=fifty-five
có số số hạng là:
(10 -1) :1 +1= 10
tổng dãy số là:
(10+1) x 10 :2=45
đáp số :45
eight x two : four + ten - seven =8 x 2 : 4 + 10 - 7=16:4+10-7=4+10-7=14-7=7
eight x two : four + ten - seven = sixteen : four +ten - seven
= four + ten - seven = fourteen - seven = seven
one + one = two
three + three = six
four + four = eight
five + five = ten
ten + ten = twenty
kick mình nha bạn a hi hi ^_^
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
(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?
a, one + sixty = sixty one
b, twenty + eleven = thirty one
c, two + seven - four = five
d, five + eight + seven - ten = ten
e, one + no + four = five
f, nine + ten + one = twenty
g, sixty + twenty + ten + ten = one hundred
h, fifty + forty = ninety
i, forty + sixty = one hundred
k, one hundred - fifty = fifty
Mr. vinny has the number of chickens: forty + twenty + fifteen + three seven + fifty = one hundred six two
two+four=six
ten+five=fifteen
one+seven=eight
two x two=four
1)six
2)fifteen
3)eight
4)four
chúc học tốt
ủng hộ mik nha