Page 45 - Math Booklet Prep1first part1_Neat

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Operations on Integers

1-Choose the correct answer:
(1) Which of the following sums has a positive sign?

(1) 19 + (-26) (2) -35 + 17 (3) 40 + (-18) (4) -25 + (-12)
(2)Which of the following products has a negative sign?

(1) -2 X 5 (2) -3 X (-9) (3) -1 X (-1) (4) 0 X (-5)
(3)Which of the following is equal to (-5)?

(1) 1 + (-5) (2) 0 + (-5) (3) -25 + 5 (4) -25 + (-5)

(4)Which of the following is equivalent to the subtraction operation
8 - 5?

(1) 5 - (-8) (2) 5 + (-8) (3) -8 - (-5) (4) 8 + (-5)

2-True or False:
(1) The opposite of a positive number is always negative.
(2)The product of a positive number and a negative number is

always negative

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