Vocabulary
What do we call the answer to an addition problem?
A. Sum
Jonah has 3 pieces of gum. Mrs. Corzo gives him 2 more. How many pieces does Jonah have all together?
5
8 + 1 = ___
9
8 - 1 = ___
7
Is 12 an even or odd number?
Even
What do we call the answer to an subtraction problem?
Difference
Yana has 2 cats. Jack has 2 cats. How many cats do they have together?
4 cats
3 + 2 = ___
5
6 - 6 = ___
0
Complete the pattern:
50, 40, 30, __, __, __
20, 10, 0
Is "fewer" a key word for addition or subtraction?
subtraction
What is the difference between 10 and 7?
3
3 + 7 = ___
10
7 - 4 = ___
3
Complete the pattern:
125, 135, 145, ____, ____, ____
155, 165, 175
Is "difference" a key word for addition or subtraction?
subtraction
Mia has 10 plants. 6 of her plants dry out in the sun. How many plants does she have left?
4 plants
4 + 8 = ___
12
17 - 6 = ___
11
How many ways can I make 10?
1+9
2+8
3+7
4+6
5+5
Is "altogether" a key word for addition or subtraction?
addition
Mrs. Corzo has 19 students. 3 students are late. How many students came on time?
16 students
7 + 5 = ___
12
26 - 6 = ___
20
Mrs. Corzo drank 3 cups of hot chocolate yesterday. She then drank 5 today. How much did she drink in all?
8 cups of hot chocolate