please solve this problem
Answers
Solution==>
<================================>
a) 7-3=4
<================================>
b) 8-(-3)
8+3=11
<================================>
c) -7-5=-12
<================================>
d) 18-(-21)
18+21=39
<================================>
f) -89-(+11)
-89-11=-100
<================================>
g) 3/7-2/7
3-2/7=1/7
<================================>
h) 9/20-3/20
9-3/20=6/20 or. 3/10
<================================>
i) -40/111-(-60/111)
-40/111+60/111
-40+60/111
20/111
<================================>
k) +70/89-(-19/89)
+70/89+19/89
70+19/89
89/89=1
<================================>
l) -47/90-30/90
-47-30/90
-77/90
<================================>
m) 5/18-2/3
5-2/18
3/18 or 1/6
<================================>
n) -16/25-(-1/5)
-16/25+1/5
-16+1/25
-15/25 or -3/5
<================================>
p) -4/7-1/4
-4-1/28
-5/28
<================================>
q) 12/25-(-7/35)
12/25+7/35
84+35/175
119/175
<================================>
r) 14/15-(-2/5)
14/15+2/5
14+2/15
16/15
<================================>
Answer,
PLS MARK IT AS BRAINLIEST!!!!