Show:
What's my rule?
Division/Sharing
Ballpark Estimates
Arrays
Subtraction
100
What's my rule?
What is + 5
100
Share 10 counters with 2 kids. How many counters do they each get?
What is 5
100
Make a ballpark estimate 12 + 9 = Number model=
What is 10 + 10 = 20
100
Draw an array with 2 rows with 2 in each How many total?
What is 4
100
35 - 10
What is 25
200
What's my rule?
What is +7
200
Put 15 kids into teams of 3. How many kids are on each team?
What is 5
200
Make a ballpark estimate 17 + 18 = Number model
What is 20 + 20 = 40
200
Draw an array with 4 rows with 5 in each How many dots in all?
What is 20
200
48 - 20
What is 28
300
What's my rule? Missing Numbers ________, __________
What is +20 5, 90
300
There are 23 pieces of candy and 5 kids. If I equally share the candy, how many pieces should each kid get? How many are left over?
What is 4 pieces / 3 pieces left over
300
Make a ballpark estimate & solve actual 32 + 28 = Number model__________ Actual ______
What is 30 + 30 = 60 32 + 28 = 60
300
Draw an array with 6 rows with 3 in each How many dots in all? Number model____x___=______
What is 18 dots 6 x 3 = 18
300
63 - 12
What is 51
400
What's my rule? Missing Numbers ______, _______, _______
What is - 8 32, 108, 114
400
I have 33 pennies. I give 5 pennies to each kid. How many kids do I give pennies to? How many are left over?
What is 6 kids / 3 left over
400
Make a ballpark estimate and solve actual 76 + 21 = Number model _________ Actual ______
What is 80 + 20 = 100 Actual 97
400
Draw an array with 6 rows with 5 in each How many dots in all? Number model ___x___= ?
What is 30 6 x 5 = 30
400
71 - 28
What is 43
500
What's my rule? Missing numbers _____, _____, _____
What is Halve 15, 160, 300
500
Finish my phrase "Division is ______________________" "Multiplication is__________________"
What is repeated subtraction repeated addition
500
Make a ballpark estimate and solve the actual 85 + 19 = Number model______ Actual______
What is 90 + 20 = 110 Actual 104
500
Draw an array with 8 rows and 4 in each? How many dots total? Number Model
What is 32 8 x 4 = 32
500
90 - 47
What is 43