\(\frac{4}{9}+\frac{9}{10}+\frac{11}{12}\)
\(=\frac{2231}{990}\)
tíc mình nha
\(\frac{4}{9}+\frac{9}{10}+\frac{11}{12}\)
\(=\frac{2231}{990}\)
tíc mình nha
Cộng những phân số sau:
5/11 + 4/11 =?
11/10 + 9/10 =?
11/12 + 5/12 =?
7/9 + 5/9 =?
giúp mình với trả lời mình tick cho nhé
1/2+2/3+3/4+4/5+5/6+6/7+7/8+8/9+9/10+10/11+11/12+12/13+13/14+14/15=?
{ < , >, = }
5/6......11/12 4/7.......3/4 5/8..........3/8
10/14.....5/7 10/9 .......10/11 8/15...........8/9
5/6 .... 11/12
4/7.... 3/4
10/9....10/11
3/5 + 3/10 =
11/12 - 3/4 =
2/7 x 3/4 =
8/9 -2/9 : 2/7 =
1-2-3-4+9-10-11-12+32
tính bằng cách thuận tiện
a, 5/11+4/7+6/11+10/7 b, 15/9+5/8-5/9+11/8 c, 21/12+4/11+7/11-11/12
>,<,=
a,2/3+3/4+4/5+7/9+9/11...................5
b,1/10+1/11+1/12+1/13+1/14...............1/5
c,15/5+13/11+22/21..................5
Tính
A) 9+ 24/25
B) 1/20+ 1/4+ 2/5
C) 7/12+ 4
D) 10+ 9/8
E) 1/4+ 2/25+ 9/100
F) 28/90+ 6
G) 3/7+4/9+4/7+7/11
H) 1/8+1/12+3/8+5/12