ADDITION
SUBTRACTION
BORROWING
REGROUPING
true or false
100

30+ 51  

81

100

25-5

20

100

615-374=

 241

100

2,217 + 7,514

9,731

100

borrowing is adding

false

200

25+75

100

200

45-15

30

200

915-40=

875

200

5,112+ 819=

 5,931

200

adding is take away

false

300

272+204  

476

300

What is the symbol when you have two numbers and are taking away?

-

300

910-74=

836

300

2,161 +8,535=

10,696

300

sum is equal

true

400

262+602

 864

400

360-320

40

400

808- 599  =

209

400

6,869+2,614

9,483

400

+ is what

addition

500

813+184

997

500

550-430

120

500

347- 19  =

328

500

3,680+ 7,998

11,678

500

=, +, - , x,  are all what?

symbols