Untitled Lesson

5,551

4,561

5,577

14,657

11,765

13,657

14,520

11,220

12,345

17,770

18,764

13,654

5,206

5,216

6,000

7,239

8,000

8,230

3,322

5,322

5,300

7,305

7,707

1,234

1,001

900

1,010

3,022

3,000

3,900

3,275

2,002

2,274

2,574

2,474

2,302

2,100

1,100

1,022

3,231

3,233

3,201

61,640 + 1,111 = 62,751

62,562 - 17,638 = 80, 199

15,020 + 8,604 = 23,660

12,314 - 9,103 = 3,211

22,222 - 11,111 = 11,111

3,010 + 1,505 + 2,370 = n

3,010 + 1,505 = n

3,000 + 2,300 + 1,500 = n

(2,370 + 3,010) + 1,505 = n

(3,000 + 2,300 + 1,500) + (10 + 70 + 5) = n