Are you smarter than a 3rd grader?

Front

What is subtraction?

Back

Subtraction is the process of taking one number away from another. For example, in the equation 5 - 2 = 3, 2 is subtracted from 5.

Front

How do you find the difference between two numbers?

Back

To find the difference, subtract the smaller number from the larger number. For example, the difference between 10 and 4 is 10 - 4 = 6.

Tags

CCSS.1.OA.C.6

Front

What is addition?

Back

Addition is the process of combining two or more numbers to get a total. For example, 3 + 2 = 5.

Tags

CCSS.1.OA.A.1

Front

What is a fraction?

Back

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does 'more than' mean in math?

Back

'More than' indicates addition. For example, '5 more than 3' means 3 + 5 = 8.

Tags

CCSS.1.OA.A.1

Front

What is a word problem?

Back

A word problem is a mathematical problem expressed in words rather than numbers. It requires reading comprehension and problem-solving skills to find the solution.

Tags

CCSS.2.OA.A.1

Front

How do you estimate a sum?

Back

To estimate a sum, round the numbers to the nearest ten or hundred and then add them. For example, to estimate 47 + 36, round to 50 + 40 = 90.

Front

What is a number line?

Back

A number line is a straight line with numbers placed at equal intervals. It helps visualize addition, subtraction, and the position of numbers.

Tags

CCSS.2.MD.B.6

Front

What is the meaning of 'about' in math problems?

Back

'About' indicates that the answer is an estimate, not an exact number. It suggests rounding or simplifying the calculation.

Front

How do you solve for an unknown in a math problem?

Back

To solve for an unknown, set up an equation based on the information given and use inverse operations to isolate the variable.

Tags

CCSS.6.EE.B.7