Subtraction Without Borrowing
Subtraction With Borrowing
Addition
Key Terms
Review
100

10 - 5

5

100

18 - 9 

9

100

25 + 25

50

100
What does Sum mean? 

The total amount resulting from the addition of two or more numbers, amounts, or items.

100

What did we learn about this week in Math?

Subtraction

200

22 - 10

12

200

42 - 25

17

200

70 + 18

88

200

What does Subtraction mean?

The process or skill of taking one number or amount away from another.

200

What did we learn about last week in Math?

Fractions

300

78 - 15 

63

300

55 - 28

27

300

100 + 45

145

300

What does Addition mean?

The action or process of adding something to something else.

300

What comes after the equal sign in a math equation?

The answer to the equation.

400

99 - 25

74

400

67 - 48

19

400

132 + 53

185

400

What does Borrowing mean?

To take amounts from one number and assign them to the next.

400

What do you call the top part of a fraction?

The numerator. 

500

700 - 300

400

500

76 - 58

18

500

215 + 50 

265

500

What does Math mean?

Mathematics includes the study of such topics as numbers, formulas and related structures, shapes and spaces in which they are contained, and quantities and their changes.

500

What do you call the bottom part of a fraction?

The denominator.