Các câu hỏi tương tự
Sap xep cac phan so sau theo thu tu tu lon den be
8/9; 4/5; 9/8; 3/4; 10/9; 12/12; 7/8; 1/6; 1/4; 3/2; 1/5; 8/7; 6/5; 5/6; 4/3; 6/7; 2/3; 2/15; 1/2;5/4
a,1/8-1/5+2/5+4/12+3
b,5/9-1/2+3/5+7/12
c,2-1/3+1/3+5/6
a. 2+3/4 b.1/3+3/2-7/4 c.1/6+3/8-1/4 d.5/12+3/8x4/9 e.4/5-1/5x7/2 f.16/9-4/15:2/5
8 tháng 5 2022 lúc 7:45
1+1+1+1+2+2+2+3+3+3+3+4+4+4+4+5+5+5+5+6+6+6+6+7+7+7+7+8+8+8+8+9+9+9+9+10=
tính(có thể hop lí)
a,1/8-1/5+2/5+4/12+3
b,5/9-1/2+3/5+7/12
c,2-1/3+1/3+5/6
ai giúp em câu này đi
a,6/1*3*7+6/3*7*9+6/7*9*13+6/9*13*15+6/13*15*19
b,1/1*3*7+1/3*7*9+1/7*9*13+1/9*13*15+1/13*15*19
c,1/2*4*6+1/4*6*8+1/6*8*10+1/8*10*12*14+...+1/96*98*100
d,5/1*5*8+5/5*8*12+5/8*12*15+...+5/33*36*40
* là dấu nhân / là phần nha
ĐỀ THI VIOLYMPIC TOÁN VÒNG 10 - LỚP 1 (26-12-2013) 5-5+1 = 8-3-4 ; 8+1=9 ; 2+7-7 = 8-3-3 ; 5+4-1 = 6+3-1 ; 6+1 = 9-3+1 ; 6-1-2 = 8-3- 3 ; 1+2+3 = 5+4-3 ; 9+1 = 5+5 ; 6-2 = 1+3 ; 9-4 = 3+2 . 16-5-1 < 9-8 < 10-4-4 < 1+2 < 6+4-5 < 3+4-1 < 6+1 < 2+7-1 < 6+3 < 5+3+2. 4 = = 5 > 2
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tinh
a) 3/5 x 7/8 : 10/9
b) 3 2/7 x 2 1/4 : 1 2/5
c) 6/9 + 24/15 + 12/9 + 6/15
d) 3 2/9 - ( 1 5/8 + 1 2/9 )
8/9÷3/7=
8/9+2/5=
7/8-1/3=
3/10×1/6=
b.hỗn số
1 2/7+6 5/6=
5 3/4-1/5 =
6 2/9÷4 7/10=
5/3+3/2-7/6=