Rational numbers - practice problems
a rational number is a number that can be expressed as the fraction p/qof two integers, a numerator p and a non-zero positive denominator q. The decimal expansion of a rational number either terminates after a finite number of digits (example: 1/2 = 0.5), or eventually begins to repeat the same finite sequence of digits over and over - example 1/3 = 0.33333....
Number of problems found: 393
- 2/3 write
2/3 write it in an equivalent decimal - Write as decimals
Write two hundred four thousandths in decimal form. - My whole My whole number is 88 if you add 5 thousandths, 8 tenths, and 7 thousandths. What number will I be?
- Decimal place What is the digit's place value to the right of 3 in 2.438?
- One-fifth What is 1/5 as a decimal? Round your answer to three decimal places.
- Same distance
What decimal is the same distance from 7.1 and 7.4? - Whole part 35/16 = 2.1875. What is the whole number of this decimal?
- The sum 49 The sum of two rational numbers is -5. If one of them is -13/6, find the other.
- A decimal number I am a decimal number between 0.300 and 0.400. My hundredth digit is 3, and my tenth digit is 8. What number am I?
- Identify 4
Identify the whole number whose reciprocal has a decimal equivalent between 0.2 and 0.3. Explain. - During 2 During the 2006 Olympics, a gymnast received the following scores: 8.9, 9.2, 9.15, and 9.05. What is the sum of the gymnast's scores?
- Two containers
Two containers contain 0.372 L and 1.23 L of juice. What is the difference, in liters, in the volume of juice? - Fraction function
If Begin equation . . . y equals . . . begin fraction . . . x raised to the second power minus 3 times x plus 10 . . . over . . . x plus 4 . . . end fraction . . . end equation, find f(5). - Tania
Tania bought a book for $152.75, a pen for $45.25 and a chocolate for $28.75. What amount did she spend?
- Dane has
Dane has 51.75 in his wallet, and Lei has 42.60. How much do they have in total? - The temperature 48
The temperature in the town is 36.6°F during the day and -12.6°F at night. What is the temperature change from day to night? - Dogs weights
Four out of nine dogs weigh less than 20 pounds. What is the decimal equivalent for the number of dogs weighing less than 20 pounds? - Angel 4
Angel bought 11 spools of wire. Each spool has 2.8 meters of wire. How many meters of wire did Angel buy in all? - A 500-gram
A 500-gram pack of delicious hotdogs costs P119.95. How many packs can be bought with P1000?
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