Grade 3 EDM Unit 3 Review

Front

What is the result of 35 + 0?

Back

35

Front

What multiplication sentence represents an array with 4 rows and 5 columns?

Back

4 x 5

Front

How do you solve the subtraction problem 385 - 49?

Back

336

Front

What does 5 x 4 represent in terms of groups?

Back

5 groups of 4

Front

What is a reasonable estimate for the subtraction 385 - 49?

Back

390 - 50 = 340

Front

What is the definition of multiplication?

Back

Multiplication is the process of adding a number to itself a certain number of times.

Front

What is the definition of subtraction?

Back

Subtraction is the process of taking one number away from another.

Front

How can you represent the concept of arrays in multiplication?

Back

An array is a visual representation of multiplication, showing rows and columns.

Front

What is the relationship between multiplication and addition?

Back

Multiplication is repeated addition.

Front

What is the importance of estimating in subtraction problems?

Back

Estimating helps to quickly assess the reasonableness of an answer.