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Just For Fun Quiz / Super Diabolical Extreme Hard Mental Mathematics!!!!!!!!

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Can you name the Answers to the Diabolical Mental Mathematic Problems; They're for people who really knows the tricks?

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 15:00
Math ProblemAnswer
105+(94x99)
-205X607
304X308
94X98
103X107
-96X-93
96 SQUARED
-54+57-102X108
301X(-302)
54+12X2-101(-102)
-52 SQUARED
106X104
507X504
-53X53
-102X(-104)
54 SQUARED
75 SQUARED
103X104
301X305
-94X97
206X207
9015 SQUARED
94X97
6025 SQUARED
507X502-27/3
Math ProblemAnswer
901X704
2075 SQUARED
(54/9X8) SQUARED
205X204
112X114
201X207
105X107
91X98
114X118
-45 SQUARED
115X111
104X102
204X208
102X206
205X209
112X117
104X101
302X306
2035 SQUARED
4015 SQUARED
97X98
-98X97
94X92
309X301
7035 SQUARED
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