Chapter 5 & 6 Review

Front

What is the standard CCSS.4.NBT.B.6 about?

Back

The standard CCSS.4.NBT.B.6 focuses on dividing multi-digit whole numbers using strategies based on place value, the properties of operations, and the relationship between multiplication and division.

Front

What is mental math?

Back

Mental math refers to performing calculations in your head without the use of calculators or paper.

Front

How do you divide a number by 9 using mental math?

Back

To divide a number by 9 using mental math, you can break the number into smaller, more manageable parts or use known multiplication facts.

Front

What is the relationship between the costs of the green and yellow scarves?

Back

The green scarf costs 3 times as much as the yellow scarf.

Front

How do you calculate the quotient of 4,512 ÷ 8?

Back

To calculate 4,512 ÷ 8, you can use long division or break down the number into smaller parts that are easier to divide.

Front

What does the number sentence 71 ÷ 3 = 23 R2 represent?

Back

This number sentence shows that when 71 is divided by 3, the quotient is 23 with a remainder of 2.

Front

What is the importance of understanding remainders in division?

Back

Understanding remainders is important because it helps in interpreting the results of division, especially in real-world applications.

Front

What strategies can be used to solve division problems?

Back

Strategies include using place value, breaking numbers into smaller parts, and applying the relationship between multiplication and division.

Front

What is the result of 3,600 ÷ 4?

Back

The result of 3,600 ÷ 4 is 900.

Front

How can you check the result of a division problem?

Back

You can check the result of a division problem by multiplying the quotient by the divisor and adding the remainder, if any, to see if it equals the original number.