Question

简便计算:34×103－54×34＋56×34

Answer 1

34×103－54×34＋56×34
=34x(103-54+56)
=34x105
=34x(100+5)
=34x100+34x5
=3400+170
=3570

Answer 2

34×（103-54+56）=34×105=3570

Answer 3

34×103－54×34＋56×34
34x(103-54+56)
34x105
34x100+34x5
3400+170
3570

Answer 4

34×103－54×34＋56×34
=34×(103+(56-54))
=34×(100+5)
=3400+170
=3570

Answer 5

34*（103-54-56）=34*(-7)=-238

Answer 6

100x34=3400 5x34=170

(103-54+56)x34=3570