Integers

Is 0 an integer

• 
• 

-9-9=

• 9
• -81
• -9

• -18

Select correct formula :​ ​

• (-) × (-) = (-)
• (-) × (-) = (+)
• (+) × (+) = (-)
• (-) × (+) = (-)

When is (-7) + (- 8) + (- 90)

• -105
• 76
• -5
• -185

Find options answers into the right categories

19-17,-68-45

• Positive

• Negitive

• Zero

The weather report suggested that your city’s temperature

increased from – 10 degree celsius to 20 degree celsius.

What is the rise in temperature?

• 20°

• 40°

• 10°

• 30°

• None

Write the numbers in the following examples using the

proper signs (+/-).

i) A submarine is at a depth of 512 metres below sea level.

• 
• 

Two churches are situated 8 m above the sea level and 19

m below the sea level respectively. What is the distance

between the levels of two churches?

• 11 meters
• 35 meters
• 5 meters
• 27 meters

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• No

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