-3-(4-13)
=-3-(-11)
=-3+11
=8
k nhe k di
\(-3-\left(4-13\right)\)
\(=-3-\left(-9\right)\)
\(=-3+9\)
\(=6\)
A ,26/15+-7/13+-6/13-11/15 B, -3/4+4/13+-3/4×9/13+3/4 Hộ tui
3/4-3/5+3/7+3/11 / 13/4-13/5+13/7+13/11
-4/3 - 5/7 + 4/3 3/13 x 6/11 + 3/13 x 9/11 - 3/13 x 4/11
Thực hiện phép tính:
1,-4/7 + 2/3x -9/14
2,17/13 - ( 4/13 - 11 )
3, 8 2/7 - ( 3 4/9 + 4 2/7 )
5, ( 2/3 - 1 1/2): 4/3 + 1/2
6, -5/13 + 2/5 + -8/13 + 3/5 - 3/7
7, 6/5 x 3/7 + 6/5 : 7/10 + 6/5
3/4×7/13+3/4×6/13
1. tính:
A) 5/13 . 3/4 + -3/4 . 2/13 - -3/4 . -10/13
help me please
5^3.(3.x+2):13=10^3:(13^5:13^4)
Tính
3/5+3/7+3/13-3/295 : 4/5+4/7+4/13-4/295
tính giá trị biểu thức sau bằng cách hợp lí
(5/4 + 3/4) . 4/7 + (3/4 + 9/4) . 4/7
-3/11 . (-22)/66 . 121/15
3/7 . 2/5 . 7/3 . 20 . 19/72
6/7 . 8/13 + 6/13 . 9/7 - 3/13 . 6/7
-1/4 . 152/11 + 68/4 . (-1)/11
-5/7 . 2/11 + (-5)/7 . 9/11 + 12/7
146/13 - (18/7 + 63/13)
cảm ơn
giúp mik với
2/3 - 2/13 + 2/2023 / 4/3 - 4/13 + 4/2023
gấpppppp
