Let's Be Rational
The fundamental mathematical definition that makes any real number a "rational number.
What is a number that can be expressed as a ratio/fraction.
What is the number 5 written as a fraction?
What is 5/1
The spot right after the decimal point is call the _________ place.
What is the tenths place.
The rule for rounding when the number to the right is 5 or bigger.
What is round up.
The term for a decimal expansion that stops completely, which guarantees the number is rational.
What is a terminating decimal.
What is the fraction form of the decimal 0.5?
What is 1/2
The second spot to the right of the decimal is called the _____________ place.
What is the hundredths.
4.8 rounded to the nearest whole number.
What is 5.
The bottom number in a fraction that tells how many total pieces make a whole.
Expressed as a fraction, the decimal 0.25 (like one quarter).
What is 1/4
In the number 12.3, what place is the number 2 in?
What is the ones place.
2.1 Rounded to the nearest whole number.
What is 2.
What kind of a decimal goes on forever?
What is a repeating decimal.
THe fraction form of the decimal 0.75 (like three quarters).
What is 3/4
In the number 2.18, what is the place value of the number 8?
What is the hundredths place.
2.1 rounded to the nearest whole number.
What is 2.