Calculating intervals across zero

Maths

Problem solving with whole numbers and decimals

Which of the below gives an answer of -1?

Which of the calculations below has the smallest answer?

A school football team scored a total of 3 goals in their recent games but let in 5. What is their goal difference?

I am in an elevator (lift) and I'm currently on level 6 but I need to get to -2. How many floors away is -2 from me?

The Olympic golf course in Rio has a par of 71 (expected number of strokes needed), if David scores 65, 70 and 66 on his 3 rounds, what is his total score?

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