Q1.Find the sum of integers: -72,237,84,72,-184,-37 Q2. Fill in the blanks :

a) (-1) x = -33

b) 7 x = - 42

c) (-3) x =0

Q3) Using suitable property, evaluate a) 52 x(-8) +(-52) x 2

b) (-20) x (-2) x (-5) x7

Q4) Is [ (-45) ÷ (-15) ] ÷ (-3) = (-45) ÷ [ (-15) ÷(-3)] ?

Q5) Evaluate: i) (-7) x(-9) x(-11)

ii) (-5) x7 x(-6) x (-8)

iii) (-216) ÷ (-12)

Q6) In a class test ,5 marks are given for every correct answer and

(-2) marks for every incorrect answer

i) Ayushi gets 7 correct & 5 incorrect answer. What is her total score?

ii) Anjali scored 30 marks .If she got 10 correct answers, how many questions she answered incorrectly ?

Q7) a) Find (-1) x (-1) x(-1) x(-1)

b) When -16 is divided by ,the quotient is 4

c) Next three consecutive numbers in the pattern 11,8,5,2,---,---,---

Q8) A diver descends 30 feet in the lake from the boat at the surface of the lake he then rose 12 feet & descends another 18 feet At this point what is his depth of water?

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