Illustrative Mathematics Rational Numbers

Convert 3/4 to decimal

• .81

• .4444

• .93

• .75

convert 6/9 into a decimal

• .70

• .66667

• .91

• .42

What is a rational number?

• a common multiple of the denominators of 2 or more fractions

• a number that can be expressed as a ratio of two integers written as a fraction, in which the denominator is not 0

• a number that has to do with fractions converting to decimals and decimals converting to percentages

• Fractions that have the same denominator

If a number is repeating, What symbol would you use to express this?

• greater than sign

• equal sign

• negative sign

• bar notation

convert 3/12 to a decimal

• .44

• .25

• .22

• .48

2/4 + 1/4=

• 4/4

• 3/4

• 2/4

• 1

a repeating decimal is.....

• the decimal form of a fraction

• a decimal with a bar notation

• a decimal that is repeated

4/5 + 3/8 =

• 55/40

• 1 7/40

• 1 15/40

• 1

0.444 repeated =

• 4/4

• 1/4

• 4/9

Convert 0.75 into a fraction

• 1/75

• 2/4

• 75/100

• 3/4