1. MULTI-DIGIT
MULTIPLICATION

2. 5 2 5 3 2 1
Erase your
"carried" numbers
so you dont get
confused!
373
First, we must
put a place holder
under the ones.
Erase your
"carried" numbers
so you dont
get confused.
Multiply and
"CARRY" -
Just like addition!
Start with the ones.
Do a 'SPRAY'.
Now do the tens-
Use a 'SPRAY'!
We must put
place holders
under the ones
and tens. x
875
Now let's do
the hundreds
using a "spray". 1 1 18 6 5 + 1
Now add! 26 1 1 29 8 4 3 2 6 3 7 5

3. 1 4 1 3 1
Erase your
"carried" numbers
so you dont get
confused!
554
First, we must
put a place holder
under the ones.
Erase your
"carried" numbers
so you dont
get confused.
Multiply and
"CARRY" -
Just like addition!
Start with the ones.
Do a 'SPRAY'.
Now do the tens-
Use a 'SPRAY'!
We must put
place holders
under the ones
and tens. x
328
Now let's do
the hundreds
using a "spray". 1 1 44 3 2 +
Now add! 11 8 16 6 2 1 8 1 7 1 2

4. 1 4 3 1 1 1
Erase your
"carried" numbers
so you dont get
confused!
369
First, we must
put a place holder
under the ones.
Erase your
"carried" numbers
so you dont
get confused.
Multiply and
"CARRY" -
Just like addition!
Start with the ones.
Do a 'SPRAY'.
Now do the tens-
Use a 'SPRAY'!
We must put
place holders
under the ones
and tens. x
225
Now let's do
the hundreds
using a "spray". 2 1 18 4 5 + 1
Now add! 7 3 8 7 3 8 8 3 2 5

5. Two more
examples
on the
next slides

6. 1 62 48 x 1 49 6 + 24 8 2 9 7 6

7. 2 1
643 25 x 1 32 1 5 + 12 8 6 1 6 7 5