Benchmark Review 4. OA

Front

What is a rule in a number pattern?

Back

A rule in a number pattern is a mathematical operation (like addition, subtraction, multiplication, or division) that describes how to get from one number to the next.

Front

What does it mean to 'multiply by 4'?

Back

To 'multiply by 4' means to take a number and increase it by four times. For example, 3 multiplied by 4 equals 12.

Front

What is the pattern in the sequence 12, 21, 30, 39, 48, 57?

Back

The pattern is to add 9 to the previous number.

Front

If Lacy has 5 watermelons and each has 9 seeds, how many seeds does she have in total?

Back

Lacy has 5 watermelons x 9 seeds = 45 seeds.

Front

How many watermelons can Lacy grow if each seed can grow 2 watermelons?

Back

Lacy can grow 45 seeds x 2 watermelons = 90 watermelons.

Front

What is the first step to find the next number in a pattern?

Back

Identify the rule or operation used in the pattern.

Front

What does 'add 9' mean in a number sequence?

Back

'Add 9' means to take the last number in the sequence and increase it by 9.

Front

What is a mathematical operation?

Back

A mathematical operation is a calculation that combines numbers, such as addition, subtraction, multiplication, or division.

Front

What is the difference between 'add' and 'subtract'?

Back

'Add' means to combine numbers to get a larger number, while 'subtract' means to take one number away from another to get a smaller number.

Front

What does it mean to 'divide by 6'?

Back

To 'divide by 6' means to split a number into 6 equal parts.