Division and Multiplication Concepts

The video tutorial is designed to help Trisha solve a division problem: 1288 divided by 21. The instructor guides Trisha through the process, starting with checking how many times 21 can fit into parts of 1288. The instructor uses multiplication to estimate the quotient and then performs subtraction to find the remainder. The final answer is 61 with a remainder of 7. The tutorial concludes with a thank you message to Trisha for reaching out for help.

What is the first step in solving the division problem 1288 divided by 21?

• Check if 21 fits into 1

• Multiply 21 by 6

• Subtract 21 from 1288

• Add 21 to 1288

What is the purpose of the video tutorial?

• To assist with a division problem

• To teach multiplication

• To discuss subtraction

• To explain addition

What is the first number you check if 21 can fit into?

• 1288

• 128

• 1

• 12

Why can't 21 be placed into 12?

• Because 12 is already a multiple of 21

• Because 21 is an even number

• Because 21 is larger than 12

• Because 12 is a prime number

What is the result of multiplying 21 by 6?

• 120

• 138

• 126

• 132

Why is 21 multiplied by 7 not used in the division?

• Because it results in a number larger than 128

• Because it is an odd number

• Because it is not a multiple of 21

• Because it results in a number smaller than 128

What is the next step after placing 6 in the quotient?

• Divide 128 by 21 again

• Subtract 126 from 128

• Multiply 21 by 8

• Add 21 to 128

What number is brought down after subtracting 126 from 128?

• 0

• 8

• 2

• 1

What is the result of 8 minus 6 in the subtraction step?

• 3

• 2

• 1

• 4

How many times does 21 fit into 28?

• 4 times

• 2 times

• 1 time

• 3 times