TI84 Graphing Calculator: Multiplying and Dividing Fractions

This video tutorial demonstrates how to multiply and divide fractions using the TI84 graphing calculator. It emphasizes that the calculator is a tool for checking work and problem-solving, not a replacement for basic skills. The tutorial covers entering fractions, converting results to fractions, and handling improper fractions and mixed numbers. It also includes examples of both multiplication and division of fractions, providing step-by-step instructions for using the calculator effectively.

What is the primary purpose of using the TI84 calculator for fractions as mentioned in the introduction?

• To replace basic skills with fractions

• To check your work and focus on problem-solving

• To learn new mathematical concepts

• To avoid manual calculations

Tags

CCSS.4.NF.C.6

How do you enter the fraction 4/25 on the TI84 calculator?

• 4 divided by 25

• 4 plus 25

• 4 times 25

• 4 minus 25

Tags

CCSS.5.NF.B.6

What is the result of multiplying 4/25 by 5/8 on the TI84 calculator?

• 1/10

• 1/5

• 1/8

• 1/4

How can you convert an improper fraction to a mixed number on the TI84 calculator?

• By multiplying the whole number part

• By subtracting the whole number part

• By adding the whole number part

• By dividing the whole number part

What is the mixed number equivalent of 9/2?

• 5 and 1/2

• 4 and 2/3

• 5 and 2/3

• 4 and 1/2

How do you enter a mixed number like 2 and 1/4 on the TI84 calculator?

• 2 plus 1 divided by 4

• 2 divided by 1 plus 4

• 2 minus 1 divided by 4

• 2 times 1 divided by 4

Tags

CCSS.6.NS.A.1

What is the improper fraction result of dividing 5/8 by 3/4?

• 2/3

• 3/4

• 1/2

• 5/6

What is the mixed number equivalent of 8/3?

• 2 and 2/3

• 2 and 1/3

• 3 and 1/3

• 3 and 2/3

Tags

CCSS.7.NS.A.2C

How do you enter the division of mixed numbers like 4 and 3/8 by 2 and 5/6 on the TI84 calculator?

• 4 times 3 divided by 8, times 2 plus 5 divided by 6

• 4 divided by 3 plus 8, divided by 2 minus 5 divided by 6

• 4 minus 3 divided by 8, minus 2 plus 5 divided by 6

• 4 plus 3 divided by 8, divided by 2 plus 5 divided by 6

What is the mixed number equivalent of 105/68?

• 2 and 37/68

• 1 and 27/68

• 2 and 27/68

• 1 and 37/68