Why does a negative exponent make a fraction?

One and seven ninths minus three and one third

Chris has a bag of sweets. there are more than 20 sweets in the bag he shares his sweets equally between six people chris says, "the number of sweets in the packet was prime." is he correct? circle: yes or no, explain your answer below.

1 gallon is equivalent to 4 Quarts and 1 quart is equivalent to 4 cups how many gallons are equivalent to 24 cups

All numbers divisible by 100 are divisible by 25. All numbers divisible by 25 are divisible by 5. Conjecture: All numbers divisible by 100 are divisible by 5.

The average daily high temperature in °C) in Karachi, Pakistan, on the tth day of the year is approximately T (t) = 29 - 5cos (2pi (t-12) / 365) What are the highest and lowest average daily highs in Karachi? Give exact answers.

31/9 as a mixed number

Find 4x when 3x equals 3

Solve 64x3 - 1 = 0.

35x-3+2+146x=180 find value of x

What is the result of converting 6 inches into centimeters