Parts and Total
Show 6+3=9 on a part-total diagram
Good work!
The rule is +3. Which numbers would come next?
3, 6, ____, ____, ___
9, 12, 15
Count by 2s
2, 4, 6, ___, ____, ____
8, 10, 12
Use the number line to add 2+8
10
I have 2 dogs and 3 cats. How many pets do I have altogether?
5
Fill in a part total diagram for 8+4=11
Good work
The rule is -1. Which numbers come next?
10, 9, ____, ____, ____
8, 7, 6
Count by 5s,
5, 10, 15, ____, ____, ____
20, 25, 30
Use the number line to do 10-2
8
There are 24 students in Miss Getty's class and 2 are not here today. How many students are in Miss Getty's class today?
22
10+5=15 Which number is the total?
15
The rule is +5. Which numbers come next?
20, 25, ____, ____, ____
30, 35, 40
Count by 10s
10, 20, 30, ____, ____, ____
40, 50, 60
Use the number line to do 6+5
11
4 boys were playing outside, and 3 girls joined them. How many kids are playing altogether?
7
4+9=13 Which numbers are the parts?
4 and 9
The rule is +10. Which numbers come next?
60, 70, ____, ____, ____
80, 90, 100
Count by 5s
30, 35, 40, ____, ____, ____
45, 50, 55
Use the number line to do 2+7
9
I have 12 pencils in my pencil box and I add 4 more. How many pencils are in the box altogether?
16
I have 6 crayons and get 4 more. How many do I have in all? Show me using a part total diagram.
10
The rule is -2. Which numbers come next
10, 8, ____, ____, ____
6, 4, 2
40, 50, 60, ____, ____, ____
70, 80, 90
Use the number line to do 9-3
6
10 students are reading fiction books and 3 students are reading non-fiction books. How many students are reading in all?
13