The document Worksheet Questions - Integers Class 7 Notes | EduRev is a part of the Class 7 Course Mathematics (Maths) Class 7.

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**Ques 1: Fill in the blanks: ****(a) 30 Ã· ________ = 3****(b) â€“ 89 Ã· ________ = 89****(c) ________ Ã· 1 = â€“ 205****(d) ________ Ã— (â€“12) = 120****(e) 24 + 12 Ã· 4 â€“ 5 Ã— 3 = ________ ****Ans: **(a) 10

(b) â€“1

(c) â€“205

(d) â€“10

(e) 12**Ques 2: Find the value of P, if p Ã— (â€“9) = 135 ****Ans: **P = â€“15**Ques 3: The additive inverse of zero (0) is ________. ****Ans: **0**Ques 4: Match the properties of Integers: **

(a) Distributive law over addition | (i) a + 0 = a = 0 + a |

(b) Associative law for multiplication | (ii) a + b = b + a |

(c) Additive Identity | (iii) (a Ã— b) Ã— c = a Ã— (b Ã— c) |

(d) Commutative law over addition | (iv) a Ã— 1 = 1 Ã— a = a |

(e) Multiplicative Identity | (v) a Ã— (b + c) = a Ã— b + a Ã— c |

**Ans: **(a) (v)

(b) (iii)

(c) (i)

(d) (ii)

(e) (iv)**Ques 5: Use the sign of >, < or = in the box to make the statement true. ****(a) 25 â€“ 40 + 10 25 â€“ 40 â€“ 10****(b) (â€“9) + (â€“6) (â€“9) â€“ (â€“6)****(c) 35 + (â€“70) â€“ (â€“35) (â€“24) â€“ (15) + 39 ****Ans: **(a) >

(b) <

(c) =**Ques 6: Evaluate : ****(a) (â€“1) Ã— (â€“2) Ã— (â€“3) Ã— (â€“4) Ã— (â€“5)****(b) 795 Ã— (â€“25) + (â€“795) Ã— 75****(c) (â€“59) Ã— (â€“19) + 59****Ans: **(a) â€“120

(b) â€“79500

(c) 1180**Ques 7: An elevator descends in to a mine shaft at the rate of 7m/min. If he descent starts from 5m above the ground level, how long will it take to reach â€“ 205m? ****Ans. **30 min.**Ques 8: With the help of number line find how much greater is the number 3 then â€“3.**

**Ans: ****Ques 9: The sum of two integers is â€“1500. One of the number is 599. Find the other number.****Ans:**â€“2099**Ques 10: Write the answer in True/False :****(a) When 0 is divided by an integer, the quotient is zero.****(b) The proudct of an integer and 1 is an integer.****(c) When an integer in divided by itself, the quotient is 1. ****Ans: **(a) True

(b) True

(c) True**Ques 11: The product of two integers is â€“160. If one of them is 20, find the other. ****Ans: **â€“8**Ques 12: What integers should be multiplied by (â€“12) to becomes â€“300. ****Ans: **25**Ques 13: Pallavi got the scholearship of 1000 from the her school. If she gives 550 for the help of flood relief, find the balance amount with her. ****Ans: **â‚¹ 450**Ques 14: A building has 21m height. A monkey can climb 3m in one jump. In how many jumps, would the monkey reach at the top of the building? ****Ans: **7**Ques 15: Fill in the blanks using different operations :**

Operations | 18 | 36 | 54 | 72 |

+25 | ||||

â€“17 | ||||

Ã—6 | ||||

Ã·18 |

**Ans:**

Operations | 18 | 36 | 54 | 72 |

+25 | 43 | 61 | 79 | 97 |

â€“17 | 1 | 19 | 37 | 55 |

Ã—6 | 108 | 216 | 324 | 432 |

Ã·18 | 1 | 2 | 3 | 4 |

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