Write each number as an integer. a) a temperature of twenty-three degrees Celsius b) a temperature of fifty-one degrees Celsius below freezing c) two thousand four hundred metres above sea level d) a debt of three hundred thousand five hundred and fifty Rand

Certainly! Here are the numbers written as integers: a) **23** b) **−51** c) **2400** d) **−300550** **Explanation:** - **a) Twenty-three degrees Celsius** is written as **23**. - **b) Fifty-one degrees Celsius below freezing**: Freezing is 0°C, so below freezing means negative. Thus, **−51**. - **c) Two thousand four hundred metres above sea level** is written as **2400**. - **d) A debt of three hundred thousand five hundred and fifty Rand** is a negative amount, so it's written as **−300550**.