Question

3.8×57-34×3.8-23×3.8等于多少？

Answer 1

3.8×57-34×3.8-23×3.8
＝3.8x（57一34一23〉
＝3.8x0
＝0

Answer 2

答：3.8×57-34×3.8-23×3.8
=3.8×（57-34-23）
=3.8×0
=0

Answer 3

3.8×57-34×3.8-23×3.8
＝3.8×（57一34一23）
＝3.8×0
＝0

Answer 4

3.8×57-34×3.8-23×3.8=3.8×(57-34-23)=0

Answer 5

3.8×57－34×3.8－23×3.8
=3.8×(57－34－23)
=3.8×0
=0