ADDITION
20-19=
1
18 - 6 = ___
18 - 6 = 12
10 + ___ = 13
3
Kaylie has 5 cats at her house. As she is walking to the park she finds 2 stray cats along the way. She asks her Dad if she can keep them, and he says yes! How many cats does Kaylie have now?
7 cats
5 + 2 = 7
I have one quarter. How much money do I have?
25 cents
8 + ___ = 14
8 + 6 = 14
16 - ___ = 7
16 - 9 = 7
Count to 10 by counting pairs.
2, 4, 6, 8, 10
Xavier like to eat tacos. He was so hungry he ordered 9 tacos. But he ended up eating only 7. How many tacos were left over?
2 tacos
9 - 7 = 2 tacos
I have 9 pennies. How much money do I have?
9 cents
1 penny = 1 cent
___ + 5 = 21
16 + 5 = 21
__ - 12 = 8
Are we trying to find the addend or total?
20 - 12 = 8
Total
17 students + 1 teacher = 18 people
18 people
1 pair of 2 shoes each
9 pairs of shoes
18 shoes total
Mya and Alex went apple picking. Mya picked 10 apples. Alex picked 9. Do they have enough apples to share with our class?
(18 students)
Yes with 1 extra
10 + 9 = 19 apples
I have 1 quarter and 5 pennies. The candy costs 30 cents, do I have enough to buy it?
Yes, exactly enough
1 quarter = 25 cents
5 pennies = 5 cents
25 + 5 = 30
9 + 15 = 24
15 - ___ = 2
Are we trying to find the addend or total?
15 - 13 = 2
Addend
Even
Look at the last number (4 is even)
Charlie & Hudson were playing football. Hudson caught 8 touchdown passes. Charlie caught 9 touchdown passes. How many touchdown passes did they catch together?
Jenna has two dimes and 5 pennies. Ralph has 1 quarter. Who has more money?
They both have the same amount.
2 dimes =20 cents
+ 5 pennies = 5 cents
= 25 cents
1 quarter = 25 cents
13 + ___ = 17
What are we trying to find here....
Addend or total?
13 + 4 = 17
Addend
30 - 10 = ___
30 - 10 = 20
Even or odd?
973
Odd
(look at the last number 3)
Claire brought in cupcakes for her birthday. She brought in 23 cupcakes and passed them out to our whole class (18 students). How many does she have left to share with the other teachers?
23 - 18 = 5 cupcakes left
I have 1 dime, 2 nickles and 5 pennies. The piece of gum costs 5 cents, how many pieces of gum can I buy?
1 dime = 10 cents (2 pieces of gum)
2 nickles = 10 cents (2 pieces of gum)
5 pennies = 5 cents (1 piece of gum)
2+2+1=5 pieces of gum