Answer:
1
Use a number line.
01234567
2 Therefore, 7-4=37−4=3.
3
2
1 Remove parentheses.
-2+6
−2+6
2 Simplify.
4
Remove parentheses.
10+3
13
-6-9
−6−9
-15
−15
5
-10-1
−10−1
-11
−11
6
-4+4
−4+4
0
7
-4-2024
2 Therefore, 5-10=-55−10=−5.
-5
−5
8
-12-7
−12−7
-19
−19
9
012345678
2 Therefore, 8-6=28−6=2.
10
0+9
1.) 3
2.) 4
3.) 7
4.) -15
5.) 9
6.) 0
7.) -5
8.) -19
9.) 2
10.) 9
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Answers & Comments
Answer:
1
Use a number line.
01234567
2 Therefore, 7-4=37−4=3.
3
3
2
1 Remove parentheses.
-2+6
−2+6
2 Simplify.
4
4
3
Remove parentheses.
10+3
10+3
2 Simplify.
13
13
4
Remove parentheses.
-6-9
−6−9
2 Simplify.
-15
−15
5
Remove parentheses.
-10-1
−10−1
2 Simplify.
-11
−11
6
Remove parentheses.
-4+4
−4+4
2 Simplify.
0
0
7
Use a number line.
-4-2024
2 Therefore, 5-10=-55−10=−5.
-5
−5
8
Remove parentheses.
-12-7
−12−7
2 Simplify.
-19
−19
9
Use a number line.
012345678
2 Therefore, 8-6=28−6=2.
2
2
10
Remove parentheses.
0+9
0+9
2 Simplify.
9
9
Answer:
1.) 3
2.) 4
3.) 7
4.) -15
5.) 9
6.) 0
7.) -5
8.) -19
9.) 2
10.) 9