ORMAL TEST 1 SLCTION I: NUMBER FORMATS Write the following numbers into word's: 340253535 2740253535 Write the following words into a number: Five thousand, two hundred and twelve and fifty-two. Two hundred and forty-five million, two hundred and twenty-one thousand and five. The coldest day for 2020 for Toronto Canada was recorded in February when tl temperature dropped to twenty comma six degrees below freezing point. 1.3.1 Write this temperature down in digits. (Remember to add the unit in which it measured.) 1.3.2 If the temperature raised to a maximum of \( 2^{\circ} \mathrm{C} \) on the coldest day, determine how many degrees did the temperature raise. How many eggs make up a dozen?

**1. Write the following numbers into words** - \(340253535\) Three hundred and forty million, two hundred and fifty-three thousand, five hundred and thirty-five. - \(2740253535\) Two billion, seven hundred and forty million, two hundred and fifty-three thousand, five hundred and thirty-five. **2. Write the following words into a number** - "Five thousand, two hundred and twelve and fifty-two." \(5212.52\) - "Two hundred and forty-five million, two hundred and twenty-one thousand and five." \(245221005\) **3. The coldest day for 2020 for Toronto, Canada** The temperature was described as "twenty comma six degrees below freezing point." 3.1 Write this temperature in digits. Since the temperature is below freezing, it is negative: \[ -20.6^\circ\text{C} \] _(The unit is degrees Celsius.)_ 3.2 If the temperature raised to a maximum of \(2^\circ\text{C}\) on the coldest day, determine how many degrees did the temperature raise. The increase in temperature is: \[ 2^\circ\text{C} - \left(-20.6^\circ\text{C}\right) = 2^\circ\text{C} + 20.6^\circ\text{C} = 22.6^\circ\text{C} \] **4. How many eggs make up a dozen?** A dozen means: \[ 12 \text{ eggs} \]