a, 4/7 x 21/16 : 5/8
b, 15/8 – 4/9 x 6/8 + 1/6
c, 7/15 + ( 5/6 – 1/3 )
bài 1
bài 2 :
X + 3/4 x 7/10 = 53/40
( 2/5 + 4/7 ) : x = 17/5
a, 4/7 x 21/16 : 5/8
b, 15/8 – 4/9 x 6/8 + 1/6
c, 7/15 + ( 5/6 – 1/3 )
bài 1
bài 2 :
X + 3/4 x 7/10 = 53/40
( 2/5 + 4/7 ) : x = 17/5
Câu hỏi mới
1 bình luận về “a, 4/7 x 21/16 : 5/8 b, 15/8 – 4/9 x 6/8 + 1/6 c, 7/15 + ( 5/6 – 1/3 ) bài 1 bài 2 : X + 3/4 x 7/10 = 53/40 ( 2/5 + 4/7 ) : x”