INTEGERS FOR CLASS 7

INTEGERS CLASS 7

An integer is a number with no decimal or fractional part, from the set of negative and positive numbers, including zero.

Multiple Choice

1. 6- (-8) =

• 2

• -2

• 14

• none of these

Multiple Choice

2. Additive inverse of -6 is __

• 6

• 0

• -5

• -7

Multiple Choice

3.Which of the following statements is not true?

• When two positive integers are added, we always get a positive integer.

• when two negative integers are added we always get a negative integer.

• When a positive integer and a negative integer is added we always get a negative integer.

• Additive inverse of an integer 2 is (-2) and additive inverse of (-2) is 2.

Multiple Choice

4. The next number in the pattern -62, -37, -12, _

• 25

• 13

• 0

• -13

Multiple Choice

5. Which of the following is different from the others?

• 20+(-25)

• -37-(-32)

• (-5)(-1)

• -45/9

Multiple Choice

6. Which of the following shows the maximum rise in temperature?

• 23 degree to 32 degree

• -10 degree to +1 degree

• -18 degree to -11 degree

• -5 degree to 5 degree

Multiple Choice

7. If (-9) + (-10 ) * (-9) - (-10) then * is _

• >

• <

• =

• none of these

Multiple Choice

 $\ \ \ 0\div\left(-7\right)\ =\$  

• -7

• 0

• 7

• not defined

Multiple Choice

 $\left(-36\right)\ \div\ \left(-9\right)\ =$  

• 4

• -4

•  $\frac{1}{4}$  

• none of these

Multiple Choice

Predecessor of successor of -21 is

• -20

• -19

• -22

• -21

Multiple Choice

 $\left(-12\right)\times6\ -\ \left(-12\right)\times4$  

• 24

• -24

• 120

• -120

Multiple Choice

The value of (-5) + (-4) - (-4) - (-5) + (-5) + (-4) - (-5) + (-4) is

• -4

• -5

• 0

• -8