Positive and Negative Decimal Operations

0.25+0.77

• 1.02

• 1.3

• 1.2

• 1.03

-78.9-44.2

• -123.3

• 123.1

• 123.3

• -123.1

Will the answer be negative or positive:

-78-44

• Negative

• Postitive

0.75-0.02

• 0.55

• -0.73

• -0.55

• 0.73

Subtract 0.45 from 0.89

• 0.44

• -0.44

• 1.34

• -1.34

Will the answer be negative or positive:

-23+45

• Negative

• Positive

Subtract 0.35 from 0.75

• 0.4

• -0.4

• 1.1

• -1.1

0.85+0.15

• 1.0

• 1.2

• 1.1

• 0.9

If petrol price increases with $1.2 every week, What would the price be in 2 months if each months are 4 weeks.

Price of week 1 in $7.20

• $16.80
• $12.40
• $14.60
• $18.20

Add 0.35 and 0.65

• 1.0

• 0.9

• 1.1

• 0.8