IM 6.6.6 Lesson: Write Expressions Where Letters Stand for Numbers

[size=150]If [math]x[/math] is 6, what is:[/size][br][br][math]x+4[/math]

[math]7-x[/math]

[math]x^2[/math]

[math]\frac{1}{3}x[/math]

Lin set up a lemonade stand. She sells the lemonade for $0.50 per cup. Complete the table to show how much money she would collect if she sold each number of cups.

How many cups did she sell if she collected $127.50? Explain your reasoning.

Elena is 59 inches tall. Some other people are taller than Elena. Complete the table to show the height of each person.

If Noah is [math]64\frac{3}{4}[/math] inches tall, how much taller is he than Elena?

Clare is 5 years older than her cousin.

[size=150]How old would Clare be if her cousin is:[/size][br][br]10 years old?

[size=150]How old would Clare be if her cousin is:[/size][br][br]2 years old?

[size=150]How old would Clare be if her cousin is:[/size][br][br][math]x[/math] years old?

[size=100][size=150]Clare is 12 years old. How old is Clare’s cousin?[/size][/size]

Diego has 3 times as many comic books as Han.

[size=150]How many comic books does Diego have if Han has:[br][/size][br]6 comic books?

[size=150]How many comic books does Diego have if Han has:[br][/size][br][math]n[/math] comic books?

[size=150]Diego has 27 comic books. How many comic books does Han have?[/size]

Two fifths of the vegetables in Priya’s garden are tomatoes.

[size=150]How many tomatoes are there if Priya’s garden has:[/size][br][br]20 vegetables?

[size=150]How many tomatoes are there if Priya’s garden has:[/size][br][br][math]x[/math] vegetables?

[size=150]Priya’s garden has 6 tomatoes. How many total vegetables are there?[/size]

A school paid $31.25 for each calculator.

[size=150][size=100]If the school bought [math]x[/math] calculators, how much did they pay?[/size][/size]

[size=150][size=100]The school spent $500 on calculators. How many did the school buy?[/size][/size]

[size=150]Kiran, Mai, Jada, and Tyler went to their school carnival. They all won chips that they could exchange for prizes. Kiran won [math]\frac{2}{3}[/math] as many chips as Jada. Mai won 4 times as many chips as Kiran. Tyler won half as many chips as Mai.[br][br][size=100]Write an expression for the number of chips Tyler won. You should only use one variable: [math]J[/math], which stands for the number of chips Jada won.[/size][/size]

If Jada won 42 chips, how many chips did Tyler, Kiran, and Mai each win?