Question

5.63×81 56.3×1.9怎么简便运算?

Answer 1

直接就是56.3乘以0.1乘以81+56.3乘以1.9=56.3乘以（8.1+1.9）=56.3乘以10=563即可

Answer 2

5.63×81+56.3×1.9
=5.63×81+5.63×19
=5.63×(81+19)
=5.63×100
=563

Answer 3

=56.3 X（8.1+1.9）
=56.3ⅩlO
=563

Answer 4

5.63×81+56.3×1.9
=5.63×81+5.63×19
=5.63×100
=563

Answer 5

使用计算器计算