TT
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K
Khách
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21 tháng 7 2017
1 + 9 = 10
2 + 8 = 10
3 + 7 = 10
4 + 6 = 10
Có thể lập tất cả: 1/9 ; 2/8 ; 3/7 ; 4/6
NH
1
20 tháng 2 2022
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XP
3
8 tháng 2 2022
Tử số là:
(30-6):2=12
Mẫu số là:
30-12=18
Vậy phân số là:12/18
NN
5 tháng 2 2023
Ok I will be there in a few minutes if you want to come over and your dad and your family and your dad and your family and your dad and your family and your dad and your family and your dad and your family and your dad and your family and your dad and your family and your dad and your family and your dad and your
C
5 tháng 2 2018
a) \(\frac{3}{10};\frac{4}{10};\frac{7}{10}\)
b) \(\frac{1}{5};\frac{1}{25};\frac{1}{99}\)
c) \(\frac{9}{10};\frac{13}{60};\frac{14}{60}\)
15 tháng 6 2017
mẫu số là :
( 25 + 7 ) : 2 = 16
tử số là :
25 - 16 = 9
đáp số : \(\frac{9}{16}\)
dễ quá
NK
15 tháng 6 2017
toán lớp 4 sao khó z ta
mik lớp 5 rùi nhưng đay là toán nâng cao huhuhuhu
1/4;2/4;3/4
-1/4;-2/4;-3/4
dễ quá à là 1/4, 2/4, 3/4