Vocabulary
Mental Math Facts
Addition Without Regrouping
Addition With Regrouping
Place Value
100

Add

To find the sum or total

100

2+5=

7

100

589,368+ 210,430=

799,798

100

255+615=

870

100

What place value is the number 2 in 12?

ones place 

200

Digit

Numbers 0-9

200

4+4= 

8

200

456+312=

768

200

336+244=

580

200

What place value is the number 3 in 34?

tens place 

300

Place Value

The value of the digit based on its position in a number. 
300

6+4= 

10

300

5,214,592+1,645,101=

6,859,693

300

279,982+7,275,295=

7,554,577

300

what place value is the number 5 in 1,548?

hundreds place

400

opperation

To add, subtract, multiply, or divide 

400

5+6= 

11

400

1,371+3,428= 

4,799

400

1,831,420+1,589,483=

3,420,903

400

What is the place value of 7 in 17,980?

thousands place

500

Equation

a number sentence that uses an operation and an equal sign. 

500

9+8= 

17

500

1,234,863+122,101=

1,356,964

500

8,999,999+10=

9,000,009

500

what is the order of place value when we complete multi digit addition equations?

ones place, tens place, hundreds place, thousands place.