What is the value of $(-22)-[(-23)-{(-17)-(-61)}]$

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What should be subtracted from -9876 to obtain -9512?

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The temperature of a city is 4

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Fill in the blanks

- Sum of integer and its additive inverse is ____________
- Sum of -22 and -44 is ______________
- -36 ÷ (_______)=-9
- _________ is absolute value of -998

Mark the correct option

- Sum of two negative numbers is always
- Positive
- Negative
- 0
- 1

- Which property is reflected in this equation 7×5=5×7
- Closure
- Commutative
- Associative
- Distributive

A divers descends 20 feet in the water from the boat at the surface of a lake. He then rose 12 feet and descends another 18 feet. At this point what is his depth in water?

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Verify a-(-b) =a + b for the following values of ‘a’ and ‘b’

- a=34 b=73
- a=45 b=30

Write down the pair of integers whose

- Sum is -4
- Sum is 0
- Difference is 2
- Difference is -6

Verify the following

- (-22) × [(-4) + (-5)]=[(-22) × (-4)] + [(-22) × (-5)]
- (-12) × [(3) + (-9)]=[(-12) × (4)] + [(-12) × (-9)]

Evaluate

- (-100)÷5
- (-36)÷(-4)
- (0)÷(-12)
- [(-30)÷5]÷2
- (-40)÷40

The price of the stock decreases Rs. 45 per day for four consecutive days. What was the total change in value of the stock over 4 day period?

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A group of hikers is descending the mountain at a rate of 600 feet per hour. What is the change in elevation of hiker after 6 hours?

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An elevator descends into a mine shaft at the rate of 6 m/min. If the descent starts from 10 m above the ground level, how long will it take to reach -350 m.

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In a test (+5) marks are given for every correct answer and (-2) marks are given for every incorrect answer.

- Radhika answered all the questions and scored 30 marks and get 10 correct answers
- Jay also answered all the questions and scored (-12) marks though he got 4 correct answers

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Download this assignment as pdf

Given below are the links of some of the reference books for class 7 math.

- Mathematics for class 7 by R S Aggarwal
- Mathematics for Class 7 by R D Sharma
- Mathematics Foundation Course For JEE/IMO/Olympiad - Class 7
- IIT Foundation Physics, Chemistry & Maths for Class 7

You can use above books for extra knowledge and practicing different questions.

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Class 7 Maths Class 7 Science