simplify
1) 4-(-6)-(7)
2) 10-(-3)-1-(-13)
3) -7+(-3)-11-12
4) -450+300
5) -(-250)-150
6) -625+125+10
7) 52+(-52)
Answers
Answered by
1
1) 3
2) 25
3) -33
4) -150
5) 100
6) -490
7) 0
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