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Class 7 · Mathematics · 10 Aug 2026Print Preview
Class 7 · Mathematics · 10 Aug 2026
Max marks: 15
Grade Class 7 · Mathematics · 7 questions
NameClassDate
1.
What is the product of \(\frac{-4}{7}\) and \(\frac{14}{-12}\) in its simplest form?
[2 marks]
(a) \(\frac{2}{3}\)
(b) \(\frac{-2}{3}\)
(c) \(\frac{48}{84}\)
(d) \(\frac{-8}{21}\)
2.
Match the following operations with their results:
[2 marks]
Column A
Column B
1. 1/4 + 1/4
a. 1/2
2. 3/5 - 1/5
b. 2/5
3. 1/3 + 1/3
c. 2/3
4. 4/7 - 2/7
d. 2/7
Answer
3.
The multiplicative inverse (reciprocal) of the rational number -7/12 is _____, and its additive inverse is _____.
[2 marks]
4.
Is the set of rational numbers closed under division? Justify your answer with an example.
[2 marks]
5.
If you have a 100-degree angle, what will be the measure of each resulting angle after you construct an angle bisector? Write down the mathematical steps.
[2 marks]
6.
Rohan is making a rangoli design. He draws a 120-degree angle and bisects it. Then, he bisects one of the resulting angles. What is the measure of the smallest angle he created?
[3 marks]
7.
Identify the correct labels for the steps of dividing the rational number P/Q by R/S.