Mathematics, 23.02.2021 16:00 brooke0713

A. Add the following integers. 11.7 + 9 =
12. - 9+ (- 10 ) =
13. (- 14 ) + 5 =
14.9+(-14) =
15.-5+ (-8)=

Answers: 1

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A. Add the following integers. 11.7 + 9 =
12. - 9+ (- 10 ) =
13. (- 14 ) + 5 =
14.9+...