Grade 2 · Set E · Side 1 of 2
Two digits, with a ten to break
E
Start Finish
Goal: 10 min for both sides
Score/ 48
Remember: Too few ones? Break a ten into ten ones first.
158 − 49 =
240 − 28 =
360 − 38 =
443 − 39 =
5 = 70 − 58
690 − 59 =
760 − 54 =
8 = 42 − 34
9 = 94 − 85
10 = 40 − 14
11 = 22 − 19
1240 − 25 =
13 = 70 − 48
1470 − 32 =
15 = 80 − 21
1657 − 49 =
1742 − 33 =
1880 − 57 =
1960 − 25 =
20 = 83 − 75
21 = 30 − 12
22 = 48 − 39
2355 − 46 =
2430 − 12 =
Grade 2 · Set E · Side 2 of 2
Two digits, with a ten to break
E
Start Finish
Goal: 10 min for both sides
Score/ 48
2540 − 29 =
2650 − 36 =
2733 − 24 =
2890 − 81 =
2984 − 77 =
3051 − 45 =
31 = 60 − 39
32 = 96 − 89
3331 − 28 =
3460 − 24 =
3564 − 59 =
36 = 90 − 12
3786 − 79 =
3890 − 35 =
39 = 60 − 31
4026 − 19 =
4195 − 87 =
4261 − 55 =
4353 − 44 =
4463 − 55 =
4590 − 49 =
46 = 70 − 56
4773 − 69 =
4873 − 65 =
Answer key · Grade 2 · Set E
Two digits, with a ten to break
19
212
322
44
512
631
76
88
99
1026
113
1215
1322
1438
1559
168
179
1823
1935
208
2118
229
239
2418
2511
2614
279
289
297
306
3121
327
333
3436
355
3678
377
3855
3929
407
418
426
439
448
4541
4614
474
488
Mark each answer, count the right ones and write the score on the sheet. Beat your own time next time.