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Subjects
Mathematics State Board
Class 7
Number system
Addition of Integers and Properties of Addition
3.
Multiple choice questions I
Exercise condition:
2
m.
1
. The temperature at \(12\) noon at a certain place was \(18^\circ\) above zero. If it decreases at the rate of \(3^\circ\) per hour at what time it would be \(12^\circ\) below zero?
\(10\) am
\(12\) mid night
\(10\) pm
\(12\) noon
2
. Identify the problem with negative numbers as its answer.
\(10 + (-4) + 8\)
\(-4 + 2 + 10\)
\(-9 + (-5) + 6\)
\(18 + (-12) - 6\)
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