Vocabulary
Doubles
Making 10
Expanded/Standard Form
Adding 2 & 3 digit numbers
100

Any of the numerals from 0 to 9, especially when forming part of a number

What are Digits?

100

10

What is the double of 5?

or

What is 5 + 5?

100

5 + __ =10

What is 5?

100

200 + 60 + 1

What is the expanded form of 261

100

48 + 20 = 

What is 68?

200

A combination of digits (0-9)

What are Numbers?

200

12

What is the double of 6?

or

What is 6 + 6?

200

1 + __ = 10

What is 9?

200

400 + 10 + 7

What is the expanded form of 417

200

64 + 32 = 

What is 96?

300

Calculating the total of two or more numbers.

What is Addition?

300

16

What is the double of 8?

or

what is 8 + 8?

300

8  + __ =10

What is 2?

300

509

What is the standard form of 500 + 0 + 9
300

23 + 58 = 

What is 81?

400

The answer or result of addition

What is the Sum?

400

14

What is the double of 7?

or

What is 7 + 7?


400

4 + __ =10

What is 6?

400

111

What is the standard form of 100 + 10 + 1

400

302 + 422 =

What is 724?

500

A way to express a number as the sum of the place values of its digits

What is Expanded Form?

500

18

What is the double of 9?

or

What is 9 + 9?

500

7 + __ =10

What is 3?

500

3004

What is the standard form of 3000 + 0 + 0 + 4?

500

139 + 271 = 

What is 410?