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 =