Steps to Calculate Hours
3ℎ+18×1ℎ60+0×1ℎ3600
3
h
r
+
18
m
i
n
×
1
h
r
60
m
i
n
+
0
s
×
1
h
r
3600
s
=3ℎ+0.3ℎ+0ℎ
=
3
h
r
+
0.3
h
r
+
0
h
r
=3.3ℎ
Steps to Calculate Minutes
3ℎ×601ℎ+18+0×160
3
h
r
×
60
m
i
n
1
h
r
+
18
m
i
n
+
0
s
×
1
m
i
n
60
s
=180+18+0
=
180
m
i
n
+
18
m
i
n
+
0
m
i
n
=198
=
198
m
i
n
Steps to Calculate Seconds
3ℎ×36001ℎ+18×601+0
3
h
r
×
3600
s
1
h
r
+
18
m
i
n
×
60
s
1
m
i
n
+
0
s
=10800+1080+0
=
10800
s
+
1080
s
+
0
s
=11880
=
11880
s
hope this helps