Question

111X52十111Ⅹ48,用简便运算怎么算？

Answer 1

111×52+111×48
=111×（52+48）
=111×100
=11100

Answer 2

111x52+111x48
=111ⅹ（52+48）
=111x100
=11100

Answer 3

111×52十111×48
=111×（52+48）
=111×100
=11100