Estimating multiplication

This resource assesses how you estimate in multiplication.

Estimation is an approximate answer you can easily work out without calculating the exact numbers.

a)
8 students each have about 23 pens in their pencils cases. 
Show what you did to estimate how many pens there are altogether.
 
 
 
 
 
There are about __________ pens altogether
 
b)
There are 12 friends who have about 27 Dragonball Z cards each. 
Show what you did to estimate how many cards there are altogether.
 
 
 
 
 
There are about __________ cards altogether
 
c)
94 students have about 56 marbles each. 
Show what you did to estimate how many marbles there are altogether.
 
 
 
There are about __________ marbles altogether
 
d)
241 students have about 37 Pokemon cards. 
Show what you did to estimate about how many stickers there are altogether.
 
 
 
 
 
 
There are about __________ stickers altogether