Zeros and adition

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Questions Responses

+1

+10

+100

+1,000

+10,000

100

1+80

=81

100

10+67

77

100

100+12345

12445

100

1,000+121

1,121

100

10,000+132

10,132

200

1+478

=479

200

10+4567

4577

200

100+54321

54421

200

1,000+246

1,246

200

10,000+6534

16,534

300

1+464577

464578

300

10+123

133

300

100+6789

6889

300

1,000+677

1,677

300

10,000+6459

16,459

400

1+67

68

400

10+2468

2478

400

100+123456789

123456889

400

1,000+1478

2,478

400

10,000+9632

19,632

500

1+54675

54676

500

10+9876

9886

500

100+987654321

987654421

500

1,000+13579

11,4579

500

10,000+13578

23,578