Vocabulary
When we say "more" in math what does that mean?
1+2=
3
10= 7+___
3
Bob has 2 pots, and Buzz has 5 pots. How many pots do they have all together?
They have 7 pots all together
This means take away in math.
Subtracting
5+3=
8
5+___=11
6
If Ron has 8 counters in his hand, and Linda takes 6 counters and puts them in a box, how many counters does Ron have left?
Ron has 2 counters left
What is an unknown number?
It's a number that is UNKNOWN!
10+3=
13
15 - 8 = ____
7
Cindy has 9 flowers. Sara has some others. Altogether they have 12 flowers. How many flowers does Sara have?
Sara has 3 flowers
Why does we use a tens frame? How does it help us?
A tens frame makes it easier for us to add
11+8=
19
13+___= 20
7
Jenny has 12 toy cars. Carl has 8 toy planes. How many toys do they have in all?
They have 20 toys in all
List 4 strategies that we can use to solve our math problems
counters, number line, tens frame, pictures, or counting on
14+6=
20
19 - ___=6
13
Jane has 13 balloons. 6 are green the rest are red. How many red balloons does she have?
Jane has 7 red balloons.