Các câu hỏi tương tự
tinh bang hai cach
(6/11+5/11) * 3/7
(6/7-4/7) : 2/5
3/5 * 7/9 - 3/5 *2/9
8/15 : 2/11 + 7/15 :2/11
tinh bang hai cach
(6/11 + 5/11) x 3/7 3/5 x 7/9 - 3/5 x 2/9 (6/7 - 4/7) : 2/5 8/15 : 2/11 + 7/15 : 2/11
giai dum minh nhe
Tinh Bang Hai Cach
(6/7-4/7):2/5 = ?
8/15 : 2/11 + 7/15 : 2/11=?
Tính bằng 2 cách:
A).(6/11+5/11)x3/7
B).3/5+7/9-3/5x2/9
C).(6/7+4/7):2/5
D).8/15:2/11+7/15:2/11
Lam day du 2 cach moi cau tick 3!!day du nhe.le len
May ong ba tinh cho con bai nay bang 2 cach day gu ko thieu cao nao con tick 3 hieu chua
A).3/5x7/9-3/5x2/9
B).(6/7-4/7):2/5
C).8/15:2/11+7/15:2/11
Mog may nguoi thieu nag dug vao.lam day du 2 cach 3 cau ticl 3.le dum
Tính bằng 2 cách.
A, (6/11 +5/11)* 3/7
B, 3/5 * 7/9 + 3/5 * 2/9
C, ( 6/7 - 4/7 ) : 2/5
D, 8/15 : 2/11 + 7/15 : 2/11
bài 1
4/7+4
3+6/11
3-5/7
21/9-2
15/24+2
63/45-20/25
3/4-2/8
6/7-5/8
37/45-5/9
46/39-11/13
5/12+3/4+1/3
1/2+3/7+11/14
7/10-(1/5+1/4)
15/4-2/3-3/4
Tính bằng 2 cách:
a, ( 6/11 + 5/11 ) x 3/17
b, 3/5 x 7/9 - 3/5 x 2/9
c, ( 6/7 - 4/7 ) : 2/5
d, 8/15 : 2/11 + 7/15 : 2/11
Tính bằng hai cách
a) ( 6 / 11 + 5 / 11 ) x 3 / 7
b) 3 / 5 x 7 / 9 - 3 / 5 x 2 / 9
c) ( 6 / 7 - 4 / 7 ) : 2 / 5
d) 8 / 15 : 2 / 11 + 7 / 15 : 2 / 11