Finding Missing Values

Front

What is a missing value in a table?

Back

A missing value in a table is a number or data point that is not provided but can be determined based on the other values in the table.

Front

How do you find a missing number in a sequence?

Back

To find a missing number in a sequence, identify the pattern or rule that governs the sequence and apply it to determine the missing value.

Front

If 4 lawns take 7 hours to mow, how do you find the rate of mowing?

Back

To find the rate of mowing, divide the number of lawns by the time taken: Rate = 4 lawns / 7 hours.

Front

What is the formula to find how many lawns can be mowed in a different time?

Back

The formula is: (Number of lawns mowed / Time taken) x New time = Number of lawns that can be mowed.

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

How do you set up a proportion?

Back

A proportion is set up by stating that two ratios are equal, often written as a/b = c/d.

Front

What is the relationship between cups of flour and cups of honey in a recipe?

Back

The relationship is a ratio: 1 cup of flour for every 5 cups of honey.

Front

How do you calculate the total amount needed based on a ratio?

Back

Multiply the amount of one ingredient by the ratio to find the corresponding amount of the other ingredient.

Front

What is the missing number if the options are 12, 3, 11, 13?

Back

The missing number is 12.

Front

How do you find two missing numbers in a table?

Back

Use the known values and the relationships between them to calculate the missing numbers.