简便运算 8400⼀8⼀4

2025-03-03 06:33:38
推荐回答(3个)
回答1:

8400/8/4
=8400÷4÷8
=2100÷8
=(2000+96+4)÷8
=2000÷8+96÷8+4÷8
=250+12+0.5
=262.5

回答2:

8400÷8÷4
=8400÷4÷8
=2100÷8
=(2000+96+4)÷8
=2000÷8+96÷8+4÷8
=250+12+0.5
=262.5

回答3:

算 8400/8/4
= 8400 / 4/ 8
= 2100 / 2 / 4
= 1050 /4
= 525 / 2