5.3D and 5.3E TEKs Assessment

Front

What is multiplication?

Back

Multiplication is a mathematical operation that represents the repeated addition of a number. For example, 3 x 4 means adding 3 four times (3 + 3 + 3 + 3).

Front

What does the expression 0.7 x 0.4 represent?

Back

The expression 0.7 x 0.4 represents the multiplication of two decimal numbers, which can be visualized as finding a part of a whole.

Front

How do you calculate the total distance traveled if you ride around a park multiple times?

Back

To find the total distance, multiply the length of the trail by the number of times you rode around it. For example, if the trail is 8.54 miles and you rode around it 4 times, the total distance is 8.54 x 4.

Front

What is the cost of buying multiple pounds of fruit at a price per pound?

Back

To find the total cost, multiply the price per pound by the number of pounds bought. For example, if peaches cost $2.50 per pound and you buy 3 pounds, the total cost is $2.50 x 3.

Front

What is the formula to find the total amount of medicine needed for an adult if you know the amount for a child?

Back

To find the total amount of medicine for an adult, multiply the amount needed for a child by the factor that represents the difference. For example, if a child needs 46.2 ounces and an adult needs 4.2 times that, the calculation is 46.2 x 4.2.

Front

What is a decimal?

Back

A decimal is a way of representing numbers that are not whole numbers, using a point to separate the whole part from the fractional part. For example, 0.5 is a decimal.

Front

What does the term 'per pound' mean?

Back

'Per pound' means the cost or measurement is based on each pound. For example, if apples cost $3 per pound, it means you pay $3 for each pound of apples.

Front

How do you convert a multiplication problem into an addition problem?

Back

You can convert a multiplication problem into an addition problem by adding the same number repeatedly. For example, 4 x 3 can be written as 3 + 3 + 3 + 3.

Front

What is the significance of the decimal point in multiplication?

Back

The decimal point indicates the position of the whole number and fractional parts in a decimal number, affecting the value of the multiplication result.

Front

What is the process to solve a word problem involving distance?

Back

Identify the key information (distance per trip and number of trips), then use multiplication to find the total distance.