1 / 4 + 3 / 8 + 5 / 16
= 5 / 8 + 5 / 16
= 15 / 16
3 / 5 - 1 / 3 - 1 / 6
= 4 / 15 - 1 / 6
= 1 / 10
1 / 4 + 3 / 8 + 5 / 16
= 5 / 8 + 5 / 16
= 15 / 16
3 / 5 - 1 / 3 - 1 / 6
= 4 / 15 - 1 / 6
= 1 / 10
1+1/4+1/8+1/6 ; 4/99x18/5:12/11+3/5 ; 2-1/8-1/12-1/16 ; (1-3/4)x(1+1/3):(1-1/3)
a.1/4 +3/8 +5/16=........................
b, 3/5 - 1/3 -1/6=......................
c, 4/7 *5/8 *7/12=..........................
d. 25/28 : 15/24 * 6/7=.....................
1/4 + 3/8 + 5/16 = ?
3/5 - 1/3 - 1/6 = ?
25/28 : 15/14 x 6/7 =?
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
a) 2/3 + 1/2 + 1/6 b) 5/12 + 5/6 - 3/4 c) 1/3 x 3/5 x 2/5 d) 15/16 : 3/8 x 3/4
Bài tính đó :3
1/4 + 3/8 +5/16 =
3/5 - 1/3 - 1/6 =
4/7 * 5/8 * 7/12=
25/28 : 15/14 * 6/7 =
nhung dau * minh viet nay co nghia la dau nhan
1+ 1/4+1/8+1/16
2-1/8-1/12-1/16
4/99*18/5:12/11+3/5
(1-3/4)*(1+1/3):(1-1/3)
tính nhanh p/s 1+ 5/4 + 5/8 + 5/16 + 5/32 + 5/64
b) 1/3 +1/9 + 1/27 + 1/81 +...........+ 1/59049
c) 3/2 + 3/8 + 3/32 +3/128 + 3/512
d) 1/2 + 1/4 + 1/8 + 1/16 + 1/32 + 1/64 + 1/128 + 1/256 giúp mình với
Bài 1: Tính
a, 2/3+1/2+1/6
b, 5/12+5/6-3/4
c, 1/3*3/5*2/5
d, 15/16 : 3/8 *3/4
giúp mình nha đang cần gấp