Intro to Math M1-M4 review

Front

Which operation would you do FIRST to simplify the expression (4-2) + 3?

Back

Subtract (perform the operation inside the parentheses first).

Front

Do the ratios 3/6 and 2/4 form a proportion?

Back

Yes, they form a proportion because 3/6 = 2/4.

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing how many times one value contains or is contained within the other.

Front

Write a ratio comparing red marbles to total marbles if there are 10 red marbles and 25 total marbles.

Back

10 to 25.

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero, but not a fraction or decimal.

Front

Which of these is an integer: 1.25, -6, or 1/2?

Back

-6 is an integer.

Front

What is the first step in the order of operations?

Back

Perform operations inside parentheses.

Front

What does it mean for two ratios to be equivalent?

Back

Two ratios are equivalent if they represent the same relationship between quantities.

Front

If you have the expression 5 + (3 × 2), what do you calculate first?

Back

Calculate 3 × 2 first, then add 5.

Front

What is a proportion?

Back

A proportion is an equation that states that two ratios are equal.