Vocab 1
Addition 3-6 Digits
Subtraction 3- Digits
Vocab 2
Wild Card
100

The property which states that the grouping of the addends does not change the sum. (Hint: Parenthesis)

(5+1)+2= OR 5+(1+2)=

Associative Property of Addition

8

100

  452

+381

833

100

 389

-252

137

100

When you have numbers that change by the same amount every time you go to the next step. (Can be done with addition or subtraction.)

Pattern

100

What is 1,000 more than 11,876.

12,876

200

You can add the numbers in any order and get the same answer.

2+8= OR 8+2=

Commutative Property of Addition

10

200

 2,631

+ 371

3,102

200

7844

-322

7522

200

The number that you are subtracting from. (Typically at the top of the problem.)

Minuend

200

Your start number is 9,641 and you lose 100 each time. Please write the next 3 numbers in the pattern.

9,541 -> 9,441 -> 9,341

300

For any number, zero plus that number is the number.

0+1=

Identity Property of Addition

1

300

  4,381

+5,692

10,073

300

 2,345

-1,672

673

300

The number that is subtracted. (Typically at the bottom of the problem)

Subtrahend

300

Round 156,402 to the thousands place.

156,000

400

The answer to an addition problem

Sum

400

 87,426

+9,032

96,458

400

38,567

-4,782

33,785

400

Tens place, Hundreds place, Thousands place, are examples of?

Place Value

400

What does < mean?

Less than.

500

The number that you add to another number.

Addend

500

  234,765

+381,092

615,857

500

678,932

-34,672

644,260

500

When you change a number to a ten, hundred, or thousand to make it easier to do the math without writing down the whole problem.

Mental Math

500

3,412+6,587

9,999

M
e
n
u