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PLS HELP

Solve each problem.

1. -199 minus +219 equals n, find the value of n.

2. +438 diminished by -290 is m, find the value m.

3. Find the difference between +128 and -318.

4. Subtract the sum of +429 and 429 from +429.

5. From the sum of +510 and +319, subtract -330.

6. The sum of two integers is -398. If one of the integers is +298, find the other
integer.

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User Blented
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1 Answer

21 votes
21 votes

Answer: -418, 728, 446, -429, 1159, -696

Explanation:

1.
n = -199 - 219 = \boxed{-418}.

2.
m = 438 - (-290) = 438 + 290 = \boxed{728}.

3.
128 - (-318) = 128 + 318 = \boxed{446}.

4. The sum of 429 and 429 is
429+429 = 858. We need to subtract this from 429, so
429 - 858 = \boxed{-429}.

5. The sum of 510 and 319 is
510+319 = 829. Subtracting -330, we get
829 - (-330) = 829 + 330 = \boxed{1159}.

6. Call the unknown number "
\star". Then
\star + 298 = -398, so
\star = -398 - 298 = \boxed{-696}. (Think about it.)

User Tobbe
by
3.1k points
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