Week 15 mixed

Front

What is a fraction?

Back

A fraction represents a part of a whole and is expressed as a ratio of two numbers, the numerator (top number) and the denominator (bottom number).

Front

How do you find half of a fraction?

Back

To find half of a fraction, multiply the numerator by 1 and the denominator by 2. For example, half of 3/4 is 3/(4*2) = 3/8.

Front

What is a percentage?

Back

A percentage is a way of expressing a number as a fraction of 100. It is often used to describe discounts, interest rates, and other proportional relationships.

Front

How do you calculate a percentage discount?

Back

To calculate a percentage discount, multiply the original price by the percentage (as a decimal) and subtract that amount from the original price.

Front

What is a scale on a map?

Back

A scale on a map shows the relationship between distances on the map and actual distances in the real world, often expressed in inches to miles.

Front

How do you convert inches on a map to actual miles?

Back

To convert inches on a map to actual miles, multiply the number of inches by the scale factor. For example, if the scale is 1 inch = 50 miles, then 4 inches = 4 * 50 = 200 miles.

Front

What is the relationship between ratios and fractions?

Back

Ratios compare two quantities and can be expressed as fractions. For example, a ratio of 3:4 can be written as the fraction 3/4.

Front

How do you scale a recipe?

Back

To scale a recipe, multiply each ingredient by the same factor to adjust the total amount of food being prepared. For example, to make half a recipe, multiply each ingredient by 0.5.

Front

What is the formula for finding the total cost after a discount?

Back

Total Cost = Original Price - (Original Price * Discount Percentage).

Front

What does it mean to reconstruct something?

Back

To reconstruct means to build or form something again, often referring to restoring a structure or organization.