1. Algebraic Expressions

2. Unit 7 – Writing Algebraic Expressions with Multiplication and Division

3. Mathematical Phrases Multiplication Division Quotient of Per
Times
Double
Triple
Product
Multiplied by
Increased by a factor of
Twice
Multiple
Quotient of
Per
Divided by
Half
Divisor
Divided into
Split up

4. Writing Multiplication Algebraic Expressions - Example
Write an algebraic expression for the following scenario. Use a bar model to help you. There are 6 groups of children. Each group has r children. How many children are there altogether? 6r children

5. Writing Multiplication Algebraic Expressions - Example
Write an algebraic expression for the following scenario. Use a bar model to help you. There are 10 cartons of apples. Each carton contains n apples. How many apples are there altogether? 10n apples

6. Multiplication Algebraic Expression Practice
Write an algebraic expression for each of the following.
The product of e and 12.
12e
Ramsey has 4 bags of muffins. Each bag contains q muffins. How many muffins are there altogether?
4q muffins
Paul takes k photographs every day. What is the total number of photographs Paul takes in 5 days?
5k photographs
The product of 74 and h.
74h

7. Writing Division Algebraic Expressions - Example
Write an algebraic expression for the following scenario. Use a bar model to help you.
A string that is p yards in length is cut into 5 equal pieces. How long is each piece of string?
𝑝 5 yards

8. Writing Division Algebraic Expressions - Example
Write an algebraic expression for the following scenario. Use a bar model to help you.
Mary spends h dollars equally over 3 days. How much does she spend in a day?
ℎ 3 dollars per day

9. Writing Division Algebraic Expressions - Example
Write an algebraic expression for the following scenario. Use a bar model to help you.
Ruben divided 50 baseball cards equally into x boxes. How many cards are in each box?
50 𝑥 cards

10. Writing Division Algebraic Expressions - Example
Write an algebraic expression for the following scenario. Use a bar model to help you.
Jennifer put 100 cookies equally onto y trays. How many cookies are on each tray?
100 𝑦 cookies on each tray

11. Division Algebraic Expression Practice
Write an algebraic expression for each of the following.
The quotient of p and 7
𝑝 7
Ruben divided x cards equally into 8 boxes. How many cards are in each box?
𝑥 8 cards
A farmer placed 65 chickens equally into x chicken coops. How many chickens are there in each coop?
65 𝑥 chickens
4. The quotient of 34 and h.
34 ℎ