計正负數(有過程)

2012-10-27 2:50 am
(+16)÷(-8)
(-64÷+3)
(+48)÷(+6)
(-82)÷(-2)
(+55)÷(-11)
﹣96/+8
7+(+6)×(-7)÷(-3)

回答 (3)

2012-10-27 2:58 am
✔ 最佳答案
(+16)÷(-8)
=-(16÷8)
=-2

(-64÷+3)
=-(64÷3)
=-64/3

(+48)÷(+6)
=48÷6
=8

(-82)÷(-2)
=82÷2
=41

(+55)÷(-11)
=-(55÷11)
=-5

﹣96/+8
=- (96÷8)
=-12

7+(+6)×(-7)÷(-3)
=7+ (-42) ÷(-3)
=7 + 14
=21
2012-10-27 9:07 pm
1.(+16)÷(-8)
=16÷(-8)
=-2
2.(-64÷+3)
=(-64)÷3
=-21...1
3.(+48)÷(+6)
=48÷6
=8
4.(-82)÷(-2)
=82÷2
=41
5.(+55)÷(-11)
=55÷(-11)
=-5
6.(-96)÷8
=-12
7.7+(+6)×(-7)÷(-3)
=7-42÷(-3)
=7+14
=21
參考: me
2012-10-27 8:43 pm
Do it yourself la. That's (very x 10000000000) easy.


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