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15 questions
−6 +(−15) =
-21
-9
9
11
−5 + 1 =
-6
-4
4
6
−18 −17 =
-35
-25
-1
1
− 49 ÷7 =
9
7
-7
9
−9 ×−12 =
-108
-72
72
108
−8 × 13 =
-104
-94
94
104
−144 ÷ −8 =
12
18
-16
-18
7 −2 −(−9) =
-14
-12
-4
14
9 +(−7) + 13 =
-15
11
15
29
A thermometer which initially reads -70 C, the temperature dropped by 100 C during the night, what will be the new thermometer reading.
-170 C
-30 C
30 C
170 C
A submarine is 25 metres below sea level. the distance from the top of the hill to sea level is 60 metres. How far is the submarine below the hill top?
-35 m
-85 m
35 m
85 m
5 added to a certain number gives a result of -6. The number is
-11
-1
1
11
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