|| perform the indicated operation

1.(-16)+(-17)=
2.(-15)+(-41)=
3.(-91)-71=
4.(15)(4)=
5.(-8123)(0)=
6.(-8)(-9)=
7.(-12)(5)
8.(-72)÷3=
9.21÷(-7)=
10.45-(-11)=

PLs Po paki answer Po sana Po ayusin nyo Po Yung pagsagot report for no sence ​