6) Multiplication Flashcards
1
Q
What are the prerequisite skills?
A
- up to and over multiples of 10
- adding 10
- subtracting 10
- half of large numbers
- doubles of large numbers
- subtraction that pass multiples of 10 (10,20,30,40,50,60,70,80,90)
2
Q
order of learning multiples?
A
1s,2s,5s,10s, then 3s,4s,11s,9s, then 6s,7s,8s,
3
Q
how do you learn 3s?
A
2s + 1
4
Q
how do you learn 4s?
A
2s doubled
5
Q
how do you learn 5s?
A
clock
6
Q
how do you learn 6s?
A
doubling 3s facts
7
Q
how do you learn 8s?
A
double 4s
8
Q
how do you learn 9s?
A
10s facts and then one less than that number, then show them the pattern.
9
Q
what are the four strategies of multiplication fact fluency used in PKS?
A
Doubling, launching point, commutative property of multiplication, and repeated addition
10
Q
how do you learn 11s?
A
10x5 + 1x5 - then showing them the pattern that it is the number twice. (22,33,44,55)
11
Q
how do you learn 12s?
A
10x__ + 2x__ = ?
