100
123 + 225 =
What is 348
100
874 - 344 =
What is 530
200
263 + 432 =
What is 695
200
578 - 206 =
What is 372
300
67 + 45 =
What is 112
300
427 + 384 =
What is 811
300
239 - 216 =
What is 23
300
173 - 58 =
What is 115
400
768 + 455 =
What is 1,223
400
462 - 278 =
What is 184
400
674 - 382 =
What is 292
500
890 + 735 =
What is 1,625
500
783 - 494 =
What is 289
500
1246 - 857 =
What is 389