Riddle puzzle: 4th grade addition and subtraction

What did the triangle say to the circle?

1. 1.100 000 − 38 671 = ?
2. 2.229 043 + 174 390 = ?
3. 3.100 000 − 96 625 = ?
4. 4.687 400 − 270 339 = ?
5. 5.582 616 − 34 616 = ?
6. 6.100 000 − 24 191 = ?
7. 7.128 723 − 114 089 = ?
8. 8.500 000 − 441 977 = ?
9. 9.427 585 + 157 207 = ?
10. 10.661 758 − 573 693 = ?
11. 11.109 361 − 71 189 = ?
12. 12.50 000 − 45 778 = ?
13. 13.200 000 − 187 088 = ?
14. 14.60 000 − 19 017 = ?

Decoder · for question 1

The answer to the riddle