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Whole Numbers: Multiplication and Division

Multiplying by a 1-digit Number

Example 1:   Find the product of 1653 and 4.

steps of multiplication by a 1-digit number


Example 2:   Multiply 394 by 8.
example of multiplication by a 1-digit number


Multiplying by a 2-digit Number

Example 1:   Multiply 482 by 57.

steps of multiplication by a 2-digit number


Example 2:   Find the product of 655 and 28.
example of multiplication by a 2-digit number



Dividing by a 1-digit Number

Divide 8464 ÷ 4.

steps of division by a 1-digit number


Word Problem 1

A baker packed 118 cookies into each tin.
  1. How many cookies are there in 4 such tins?
  2. How many cookies are there in 24 such tins?
1-digit multiplication word problem
a.1 tin=118 cookies
 4 tins=118 × 4
  =472 cookies
          There are 472 cookies in 4 tins.


2-digit multiplication word problem
b.1 tin=118 cookies
 24 tins=118 × 24
  =2832 cookies
          There are 2832 cookies in 24 tins.


Word Problem 2

Mala divided 1260 beads equally to make 7 necklaces. How many beads did she use for each necklace?

word problem model
division word problem

1260 ÷ 7  =  180
She used 180 beads for each necklace.