tinh bang ach thuan tien nha>>>t214*116-214*16
tinh bang cach thuan tien nhat 1088:16+1376:16-1664:16
1088 : 16 + 1376 : 16 - 1664 : 16
=( 1088 + 1376 - 1664 ) : 16
= 800 : 16
= 50
1088 : 16 + 1376 : 16 - 1664 : 16
= ( 1088 + 1376 - 1664 ) : 16
= 800 : 16
= 50
cho mik nha bạn
tinh bang cach thuan tien nhat
16*48+8*48+32*14
16x48+8x48+32x14
=48x(16+8)+32x14
=48x24+32x14
=1152+448
=1600
16 x 48 + 8 x 48 + 32 x 14
= 48 x (16 + 14) x (32 + 8)
=48 x 20 x 40
=38400
tinh bang cach thuan tien nhat; 25*1357*4; giai ho yui nha
25x1357x4
=1357x(25x4)
=1357x100
=135 700
tinh bang cach thuan tien nhat
160:[5*16]
[125*36] :[5*9]
tinh bang cach thuan tien nhat
(16-8:0.5)x(1999+2000)/1999x2000
cac ban giai giup minh bai nay voi , nhanh nha minh dang can gap
1/2+ 1/4 +1/8 + 1/16 + 1/32 + 1/64
tinh bang cach thuan tien nhat mha
\(=\frac{32+16+8+4+2+1}{64}=\frac{63}{64}\)
giup minh
tinh bang cach thuan tien
7/9 x 5/16 : 5/9 x 4/7
7/9 x 5/16 : 5/9 x4/7
=7/9 x 5/16 x9/5 x 4/7
=7/9 x 45/80 x 4/7
=7/9 x 9/16 x 4/7
=7 x 9 x 4 /9 x 16 x 7
=1/4
Tinh bang cach thuan tien
14/15 : 7/20 = ...
9/8 : 27/16 = ...
\(\frac{14}{15}\div\frac{7}{20}=\frac{14}{15}\times\frac{20}{7}=\frac{14\times20}{15\times7}=\frac{8}{3}\)
\(\frac{9}{8}\div\frac{27}{16}=\frac{9}{8}\times\frac{16}{27}=\frac{9\times16}{8\times27}=\frac{2}{3}\)
144 x 4+18 x 46 x 8 - 44x 32 - 44x 58
Tinh bang cach thuan tien nha