Posted by **Keaton** on Thursday, February 19, 2009 at 10:43am.

What percent of 320 is 220 my answer is 6.88 make as a decimal.is this right.

-12(<)15 is less right.

-7-(-4)=-3 this subtract answer.

-9.8+(-4.9)=13.7

is these problem right.

- algebra -
**Keaton**, Thursday, February 19, 2009 at 12:16pm
my problem have not been answer what the problem

- algebra -
**Reiny**, Thursday, February 19, 2009 at 2:11pm
220/320 = .6875 = 68.75%

(I don't know how you got 6.88)

-12 < 15 ---true

-7-(-4)

= -7 + 4

= -3 so you are right

-9.8 + (-4.9) = -14.7

2 negatives when added are still negative, think of going into debt twice, you are still in debt.

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