1. Multiply Whole Number with Carrying
Objective: Student will learn how to multiply whole number with carrying.
2. 84
x 9
Multiply the numbers just as if they were whole
numbers.
Always write neatly and place
the numbers correctly.
Multiply Whole Number with Carrying
3. 84
x 9
Multiply the numbers just as if they were whole
numbers.
9 x 4 = 36
Starting on the right, multiply each digit in the
top number by each digit in the bottom
number, just as with whole numbers.
Compute the ones’ digit.
Multiply Whole Number with Carrying
4. 84
x 9
Multiply the numbers just as if they were whole
numbers.
9 x 4 = 36
6
Starting on the right, multiply each digit in the
top number by each digit in the bottom
number, just as with whole numbers.
Compute the ones’ digit.
Multiply Whole Number with Carrying
Write down 6: carry the 3. To keep track of the digit
you carry, write it down above the next column.
3
5. 84
x 9
Multiply the numbers just as if they were whole
numbers.
9 x 4 = 36
6
Starting on the right, multiply each digit in the
top number by each digit in the bottom
number, just as with whole numbers.
Compute the ones’ digit.
Multiply Whole Number with Carrying
Write down 6: carry the 3. To keep track of the digit
you carry, write it down above the next column.
3
First multiply, then add the carried-over digit:
Compute the tens’ digit.
9 x 8 = 72
+
Add 3 to get 75
75
+3
6. 84
x 9
Multiply the numbers just as if they were whole
numbers.
9 x 4 = 36
6
Starting on the right, multiply each digit in the
top number by each digit in the bottom
number, just as with whole numbers.
Compute the ones’ digit.
Multiply Whole Number with Carrying
Write down 6: carry the 3. To keep track of the digit
you carry, write it down above the next column.
3
First multiply, then add the carried-over digit:
Compute the tens’ digit.
9 x 8 = 72
+
Add 3 to get 75
75
+3
