Grouping
(2x1)x10
30x3?
90
10/10?
1
50+50+50+50 is the same as what multiplication equation
50x4
(5x3)x2
30
20x5?
100
20/4?
5
What number always comes first in a division equation?
the total # (the largest)
(3x3)x7
63
50x3?
150?
Miss Golden has 21 students. She puts them in 3 groups. How many students are in each group?
7 students
Does it matter what order you multiply your factors? Why?
No it does not matter, you will still get the same product either way
(6x5)x2
60
9x90?
810
What are the three parts of a division equation?
total, # of groups, and # in each group
Miss Golden had 300 bananas. She wants to split them into 2 equal groups. How many bananas would be in each group?
150 bananas
(10x7)x3
210
DAILY DOUBLE: CHALLENGE!!!!! 30x5x2?
300
8 pictures
Why could I divide 40 into 5 groups but not 5 into 4 groups?
You need a large number to be able to split it into equal smaller groups. 5 could not be broken into 40 equal pieces (it would be decimals and we have not learned that yet :)