1st and 2nd Nine Weeks Math Review

Front

What is multiplication?

Back

Multiplication is a mathematical operation where a number is added to itself a certain number of times. For example, 4 × 5 means adding 4 five times: 4 + 4 + 4 + 4 + 4 = 20.

Front

What is a strip diagram?

Back

A strip diagram is a visual representation used to solve problems. It shows parts of a whole and helps in understanding the relationship between numbers.

Front

How do you find the total amount given to charities?

Back

To find the total amount given to charities, multiply the amount given to each charity by the number of charities. For example, $20 × 5 = $100.

Front

What is a pattern in math?

Back

A pattern in math is a sequence that repeats or follows a specific rule. For example, if every 6 cans of soup have 2 dented, the pattern continues with more cans.

Front

How do you solve for an unknown in an equation?

Back

To solve for an unknown, you isolate the variable on one side of the equation. For example, in the equation x + 4 = 10, subtract 4 from both sides to find x.

Front

What is subtraction?

Back

Subtraction is a mathematical operation that represents the process of taking one number away from another. For example, 10 - 4 = 6.

Front

What is a table in math?

Back

A table in math is a way to organize data in rows and columns, making it easier to see patterns and relationships.

Front

How do you calculate the number of items left?

Back

To calculate the number of items left, subtract the number of items given away from the total number of items. For example, if you start with 500 pens and give away 422, you have 500 - 422 = 78 pens left.

Front

What is a number sentence?

Back

A number sentence is a mathematical statement that includes numbers and an operation (like addition, subtraction, multiplication, or division) to show a relationship.

Front

What is division?

Back

Division is a mathematical operation that splits a number into equal parts. For example, 20 ÷ 5 means splitting 20 into 5 equal groups.