49×102—2×49的简便运算

49×102—2×49的简便运算
2024-11-22 07:16:27
推荐回答(5个)
回答1:

49x102-2x49
=49x(102-2)
=4900

回答2:

49x102-2x49
=49×(102-2)
=49×100
=4900

回答3:

=49*(102-2)
=49*100
=4900

回答4:

49*103-2*49
=49*(102-2)
=49*100
=4900

回答5:

=49x(102-2)
=4900