Integers Extra Questions Solution for Class 7

Integers Class 7 Mathematics Extra Question and Answers for CBSE / NCERT Board Students

Integers Extra Questions and Answers for Class 7 Level Students of CBSE / NCERT Board Published in this Page. Here we provided 01 Marks that’s mean MCQ Type Questions and their Solution And Long Answer Type Questions & Solution. Class VII Students can follow this Page.

Long Answer Type Extra Questions

(1) A shop owner earns a profile of Rs 280 on the sale of a pair of footwear and incurs a loss of Rs 165 on the sale of purse. In a particular weak, he incurs a loss of Rs 300. If he sold 6 pair of footwear in that week, then how many purse did the shop owner sell in that particular weak?

(2) Simplify 15 – (-3) {4 – (7-3) ÷ [ 3 {5 + (-3)  × (-6)}]

(3) A space craft is at 4525 km above the earth’s surface. If it descends at the rate of  5km per minute. What will be its position after 9 hours?

(4) Subtract (-502) from sum of 153 and – 302.

(5) Simplify 39 – [233 { 29 – (17 – (9-3))}[

Solution:

MCQ Type

(1) How much less than -8 is  -3?

(a) 5

(b) -5

(c) 11

(d) -11

(2) Value of:        -16÷4+- 12 -3÷4

(a) -1

(b) 0

(c) 2

(d) -2

(3) 39 ÷ (_____) = -1

(a) 1

(b) -1

(c) 39

(d) -39

(4) By now much does -3 exceed -5 ?

(a) -2

(b) 8

(c) -8

(d) 2

(5) Value of:    2×-16-1×2×-1

(a) 64

(b) -64

(c) 32

(d) -32

Solution:

Short Answer Type Extra Questions

(1) River Yamuna was flowing at 200 m level mark at Wazirabad bridge in Delhi during rainy season . if the level  rises by 5 cm every hour. After how many hours the level will reach 245, level mark?

(2) Write the opposite of:

(i) 14 C above zero.     __________

(ii) Going west.       __________

(iii) Withdrawing money.    __________

(iv) Losing weight of 15 kg. __________

(3) Find the product using suitable properties : 21 × (-13+12)

(4) The sum of two integers is 238. If one of the integers is -122, determine the other.

(5) Evaluate: [90 – (-54)] ÷ [12 – 3 × (-2)]

Solution:

Very Short Answer Type

(1) – 645 × (-1) = __________.

(2) Find the additive inverse of  -100

(3) Write true or false. The product of a positive and negative integer is negative.

(4) What must be subtract from -3 to get – 9?

(5) Value of: (-3) ÷[(-4) ×(-3)+(-3)]

Solution:


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