Warm Up Convert each fraction to a decimal

Warm Up Convert each fraction to a decimal and each decimal to a fraction. 1. ¾ 2. 0. 23 3. 7/10 4. 3/100 5. 5. 25

RATIONAL AND IRRATIONAL NUMBERS

OBJECTIVE TODAY I WILL BE ABLE TO IDENTIFY A NUMBER AS RATIONAL OR IRRATIONAL

TPS WHAT DOES THE WORD “RATIONAL” MEAN? WHAT DOES THE WORD “IRRATIONAL” MEAN?

LAUNCH Classify each animal in its proper class: mammal, reptile, bird, amphibian, fish, or invertebrate. Be ready to explain how you made your classification.

WATCH https: //www. brainpop. com/math/numbersandoperations/rationalandirrationalnumbers/ Login: eaglet Password: eaglet

VOCABULARY RATIONAL NUMBER IRRATIONAL NUMBER

Rational Numbers Can be written as a ratio or fraction Includes: fractions, positive whole numbers, negative whole numbers, decimals that repeat (like 1. 2121), decimals that terminate/end (like 3. 256), And 0

Irrational Numbers

Frayer Model Use the information from this powerpoint (including the video and the previous 3 slides) to complete a frayer model for your two vocabulary words: rational numbers and irrational numbers.

Examples

Practice CUT THE NUMBER CARDS OUT. IN YOUR NOTEBOOK, GLUE THE RATIONAL NUMBERS ON THE RIGHT AND THE IRRATIONAL NUMBERS ON THE LEFT. WRITE A SENTENCE BESIDE EACH NUMBER TO JUSTIFY WHY IT IS RATIONAL OR IRRATIONAL. EXAMPLE: 17 WOULD BE GLUED ON THE RIGHT. You would write “ 17 is a rational number because all whole numbers are rational”.

STOP HERE MS. HARLESS WILL GIVE YOU INSTRUCTIONS FOR THE NEXT ACTIVITY. IF YOU ARE WAITING, PLEASE RESPOND TO THE FOLLOWING WRITING PROMPT IN YOUR NOTEBOOK: How would you explain to a new student the difference between a rational number or irrational number?

CFU Identify each as rational or irrational: 1. 31313…, 5, pi, -1/2, 2. 45613…

TOTD