Translating Numerical Expressions

Translating Numerical Expressions

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Today we will translate words into math symbols

Remembering clue words helps us choose the correct operation.

But what about complex expressions like

The product of 4 and 10 plus 8?

The product of 4 and 10 plus 8?

• There is a product we need to find.

• There is a sum we need to find.

• The product is of 4 and the sum of 10 and 8

• Solution - add parenthesis!

•  $4\cdot\left(10+8\right)$  

Let's start with some review.

Multiple Choice

The sum of 3 and 45.

• $3+45$

• $45+3$

• both

• neither

Multiple Choice

4 less than 15.

• $4-15$

• $15-4$

• both

• neither

Multiple Choice

The quotient of 63 and 7.

• $\frac{63}{7}$

• $63\div7$

• both

• neither

Multiple Choice

The product of 18 and 4.

• $18\cdot4$

• $4\cdot18$

• $18+4$

• $18\div4$

Open Ended

Try it:

the sum of eight and thirty-two thousandths

Open Ended

Try it:

the product of 23 and the difference of 7 and 4