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Vocabulary
Strategies
Fact Families
Missing Addends
Word Problems
100
When you add on a number line it's called . . .
Counting on
100
5 + 5 =
Doubles
100
Write a subtraction equation using 4,3, and 7
7 - 4 = 3 or 7 - 3 = 4
100
4 + ___ = 8
4
100
Ms. Smith drives 6 miles to school in the morning. After school, she drives 6 miles home. How many miles does she drive altogether?
10
200
Addition and subtraction sentences that use the same numbers are called...
Fact families or related facts
200
9 + 8 =
Near doubles
200
What are the numbers you add together in this fact family 4,6,10
6 and 4 example: 6 + 4 = 10
200
6 - ___ = 3
3
200
Tyrone and his friends wear 3 pairs of sandals at the beach. How many total sandals do they wear?
6
300
The answer to a subtraction problem is called...
Difference.
300
7 + 3, counting on a number line
10, answer must be shown using a number line
300
What is the number you subtract FROM in this fact family 7,8,15
15 You always subtract FROM the largest number.
300
__ - 6 = 5
11
300
Kaydee has 6 markers. Alexea has the same number of markers that Kaydee has. How many markers do Kaydee and Alexea have altogether?
12
400
The numbers you add together are called...
Addends
400
8 + 7 = 10 + 5 =
Make a ten
400
How many numbers are in a fact family?
3
400
__ + 9 = 19
10
400
Eddie has toy cars. He gave 5 cars to Ari and 7 cars to Brendan. He has 2 cars left. How many cars did Eddie start with?
14 cars
500
When you take away, take apart, separate, or find the difference between two sets you
Subtract
500
Make a ten 7 + 5 =
Response must show understanding of making a ten number sentence.
500
Finish the fact family 3, 2, ___
5 OR 1 3 + 2 = 5 2 + 1 = 3 2 + 3 = 5 1 + 2 = 3 5 - 2 = 3 3 - 2 = 1 5 - 3 = 2 3 - 1 = 2
500
14 - ___ = 9
5
500
Ms. Burch gives Stella and Bradley one bone each every day after school. At the end of the week (5 days) how many bones will Stella and Bradley have?
10 They EACH get one a day = 2 bones all together each day After 5 days: 2 + 2 + 2 + 2 + 2 = 10