1.1.1 Variables and Expressions − Practice
1. Give two ways to write the algebraic expression a + b in words.
2. Give two ways to write the algebraic expression p ÷ 29 in words.
3. Ramona wrote 14 letters to friends each month for n months in a row. Write an expression to show how many total letters Ramona wrote.
4. Mary is 3 years older than James. If James is x years old, write an expression for Mary’s age.
5. Joan practices table tennis for 6 hours every 2 days. Write an expression for the number of hours she practices in x days.
6. Evaluate the expression m + p for m = 9 and p = 7.
7. Evaluate the expression a/b for a = 22 and b = 12.
8. Steve practices piano for 5 hours each day. Find the number of hours he practices in 1, 10, and 29 day(s).
9. Leah scored 34 points in the first half of the basketball game, and she scored y points in the second half of the game. Write an expression to determine the number of points she scored in all. Then, find the number of points she scored in all if she scored 15 points in the second half of the game.
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