(8-1)-(8-3)=2
(7-2)-(9-8)=4
(8-2)-(7-7)=6
82
======================
2𝙣𝙙 𝙢𝙚𝙩𝙝𝙤𝙙 :-
(7+5)-(3+1)=8
(9+8)-(7+2)=8
𝙊𝙥𝙥𝙤𝙨𝙞𝙩𝙚
(8+3)-(8+1)=2
(7+7)-(3+9)=2
39
=====================
3𝙧𝙙 𝙢𝙚𝙩𝙝𝙤𝙙 :-
(3+1)-(7-5)=2¹
(8+1)-(8-3)=2²
(7+2)-(9-8)=2³
(9+7)-(7-7)=2⁴
97
========================
4𝙩𝙝 𝙈𝙚𝙩𝙝𝙤𝙙:-
72+(7+5) = 84
31+(9+8) = 48 𝙧𝙚𝙫𝙚𝙧𝙨𝙚 84
𝙎𝙞𝙢𝙞𝙡𝙖𝙧𝙡𝙮,
81+(7+7) = 95
48 +(8+3)=59 𝙧𝙚𝙫𝙚𝙧𝙨𝙚 95
48
=========================
5𝙩𝙝 𝙢𝙚𝙩𝙝𝙤𝙙:-
5*7=35²*7²=1225*49=60025
6+0+0+2+5=13 𝙧𝙚𝙫𝙚𝙧𝙨𝙚 31
8*3=24²*3³=576*9=5184
5+1+8+4=18 𝙧𝙚𝙫𝙚𝙧𝙨𝙚 81
9*8=72²*8²=5184*64=331776
3+3+1+7+7+6=27 𝙧𝙚𝙫𝙚𝙧𝙨𝙚 72
7*7=49²*7²=2401*49=117649
1+1+7+6+4+9= 28 𝙧𝙚𝙫𝙚𝙧𝙨𝙚 82✓✓