Question

56.2÷0.02+43.8x200简便方法？

Answer 1

原式
＝56.2×50＋43.8×50＋43.8×150
＝50×（56.2＋43.8）＋6570
＝5000＋6570
＝11570

Answer 2

原式=56.2*100/2+43.8*200
=50*(56.2+43.8)+43.8*150
=5000+4380+2190
=11570

Answer 3

56.2÷0.02+43.8x200
=5620÷2+438x20
=2810+8760
=2810+9000-240
=11810-240
=11570

Answer 4

56.2÷0.02+43.8x200简便方法？
=2810+8760
=11570

Answer 5

首先算56、2除0、02除数与被除数小数点同时向后移两位等于2810，再算43、8乘以200变为4380x2=8760。两者相加2810+8760=11570。