Math CUA #2 Review TEKS 4.4CHF, 4.5A, 4.8C

Front

What is multiplication?

Back

Multiplication is a mathematical operation that represents the repeated addition of a number. For example, 3 multiplied by 4 (3 x 4) means adding 3 four times (3 + 3 + 3 + 3 = 12).

Front

How do you find the total number of items in sets?

Back

To find the total number of items in sets, multiply the number of items in one set by the number of sets. For example, if there are 12 marbles in one set and 14 sets, the total is 12 x 14 = 168 marbles.

Front

What is division?

Back

Division is a mathematical operation that splits a number into equal parts. For example, if you have 12 marbles and want to divide them into bags of 6, you would do 12 ÷ 6 = 2 bags.

Front

How do you calculate the number of tables if you know the total number of chairs and chairs per table?

Back

To find the number of tables, divide the total number of chairs by the number of chairs at each table. For example, 144 chairs ÷ 8 chairs per table = 18 tables.

Front

What is a strip diagram?

Back

A strip diagram is a visual representation used to show the relationship between numbers in a problem. It helps to visualize addition, subtraction, multiplication, or division.

Front

How do you calculate elapsed time?

Back

To calculate elapsed time, subtract the start time from the end time. For example, if you start at 6:12 p.m. and finish at 6:52 p.m., the elapsed time is 6:52 - 6:12 = 40 minutes.

Front

What does it mean to split something evenly?

Back

To split something evenly means to divide it into equal parts. For example, if 38 marshmallows are split evenly between two people, each person gets 19 marshmallows.

Front

What is the purpose of a word problem in math?

Back

A word problem presents a real-life scenario that requires mathematical reasoning to solve. It helps students apply math concepts to everyday situations.

Front

How do you determine the number of minutes between two times?

Back

To determine the number of minutes between two times, convert the times to minutes past midnight or use a clock to count the minutes between the two times.

Front

What is the formula for finding the total number of items in bags?

Back

To find the total number of items in bags, multiply the number of bags by the number of items in each bag. For example, if there are 28 bags with 6 marbles each, the total is 28 x 6 = 168 marbles.