Question

做一个长8分米,宽4分米,高5分米的无盖玻璃鱼缸,至少要用玻璃多少平方分米?

请给出一个计算过程,谢谢!

Answer 1

(8*4+8*5+4*5)*2-8*4
=(32+40+20)*2-32
=92*2-32
=184-32
=152 平方分米

Answer 2

8*4+8*5*2+4*5*2=152平方分米

Answer 3

2(8X5+5X4)+8X4
=152

Answer 4

8*4*2+4*5*2+8*5=144

Answer 5

8乘4加4乘5乘2加8乘5乘2=152

Answer 6

154