Grade 1 · Set E · Side 1 of 2
Tens take tens
E
Start Finish
Goal: 10 min for both sides
Score/ 48
Remember: Take tens away from tens. What is left is tens too.
160 − 30 =
2 = 70 − 70
370 − 70 =
440 − 40 =
580 − 20 =
610 − 10 =
780 − 60 =
8 = 90 − 30
930 − 30 =
10 = 70 − 10
11 = 30 − 20
1280 − 30 =
1360 − 10 =
14 = 30 − 30
15 = 90 − 40
1660 − 60 =
1750 − 20 =
1850 − 30 =
1940 − 20 =
2070 − 50 =
2190 − 60 =
2290 − 40 =
2390 − 20 =
2490 − 10 =
Grade 1 · Set E · Side 2 of 2
Tens take tens
E
Start Finish
Goal: 10 min for both sides
Score/ 48
2580 − 80 =
2640 − 30 =
27 = 50 − 30
28 = 10 − 10
2960 − 20 =
3050 − 50 =
31 = 80 − 80
3220 − 20 =
33 = 20 − 10
3490 − 80 =
35 = 90 − 10
36 = 60 − 10
3720 − 10 =
3870 − 30 =
39 = 80 − 40
4030 − 20 =
4170 − 60 =
4270 − 40 =
4390 − 30 =
4430 − 10 =
45 = 90 − 20
46 = 90 − 50
47 = 70 − 60
4890 − 50 =