Show:
adding
True or false
rounding (ten thousand)
Multiple step equation (adding)
Subtraction
100

12345+3456

15,801

100

1638+1122=3434

False 

100

Round  162,964

160,000

100

1736+2648+2467

6851

100

56,892-47,962=

8930

200

1212+4523

 5735

200

1325+345+124=2332322

False 

200

Round 336,776,588

336,780,000

200

1233+765+667

2665

300

543+1234

 1777

300

1234+1234=2468

true

300

Round 233,555,458

233,560,000

500

1924+1155

3079

500

1,212,324+1234=1,213,558

True 

500

Round 38,173,442

38,170,000

500

12345+12345+12345

37,035

600

111,332,456+321,975,321

433,307,777

600

Round 344,543,455

344,540,000

600

123+123+321

567