What does "more" mean in math?
Addition
Robert walked 9 blocks to the pool. Sarah walked 3 blocks to the pool. How many blocks did they walk in total?
9 + 3 = 12
3 + 2 = ?
5
2 - 1 = ?
1
Since 4 + 5 = 9
What is 9 - 4?
What is 9 - 5?
9 - 4 = 5
9 - 5 = 4
What does "less" mean in math?
Subtraction
Gary has 3 pencils and Jason has 8 pencils How many pencils do they have in total?
3 + 8 = 11
6 + 3 = ?
9
10 - 6 = ?
4
Since 7 + 5 = 12
What does 12 - 7 = ?
What does 12 - 5 =?
12 - 7 = 5
12 - 5 = 7
What does "fewer" mean in math?
Subtraction
Kevin put 6 sodas on a tray. Erin added 3 sodas to the tray. How many sodas are on the tray:?
6 + 3 = 9
5 + 5 = ?
10
12 - 4 = ?
8
Since 2 + 8 = 10
What does 10 - 2 = ?
What does 10 - 8 = ?
10 - 2 = 8
10 - 8 = 2
What does "sum" mean in math?
Answer to an addition probem.
Sarah made 7 cups of pudding but then ate 3 cups. How many cups of pudding does she have left?
7 - 3 = 4
7 + 4 = ?
11
11 - 4 = ?
7
Since 9 + 4 = 13
What does 13 - 9 = ?
What does 13 - 4 = ?
13 - 9 = 4
13 - 4 = 9
What does "difference" mean in math?
Subtration
Hannah put 1 scoop of ice cream in her glass. Carol had 4 scoops in her glass. How many more scoops did Carol have than Hannah?
4 - 1 = 3
10 + 5 = ?
15
18 - 8 =
10
Since 30 + 18 = 48
What does 48 - 30 = ?
What does 48 - 18 = ?
48 - 30 = 18
48 - 18 = 30