Question

谁知道这一题怎么简便计算？急急急！

Answer 1

=（35一1）x34/35
=35x34/35一1x34/35
=34一34/35
=33又1/35

追问

谢谢谢谢谢谢

Answer 2

=34²/35
=(34²-1+1)/35
=[(34+1)(34-1)+1]35
=(35×33+1)/35
=33+1/35
=33又1/35