Grade 2 · Set B · Side 1 of 2
Two digits, with a ten to break
B
Start Finish
Goal: 10 min for both sides
Score/ 48
Remember: Too few ones? Break a ten into ten ones first.
178 − 9 =
258 − 9 =
397 − 9 =
454 − 5 =
578 − 39 =
635 − 8 =
766 − 7 =
8 = 46 − 9
988 − 9 =
1066 − 39 =
11 = 92 − 9
1241 − 9 =
1394 − 42 =
1482 − 8 =
1548 − 19 =
1687 − 9 =
1745 − 7 =
1888 − 37 =
1925 − 9 =
2062 − 47 =
2187 − 8 =
2261 − 2 =
2343 − 16 =
24 = 25 − 9
Grade 2 · Set B · Side 2 of 2
Two digits, with a ten to break
B
Start Finish
Goal: 10 min for both sides
Score/ 48
2551 − 35 =
26 = 78 − 35
2776 − 9 =
2877 − 38 =
2955 − 8 =
3072 − 24 =
3154 − 15 =
3271 − 8 =
3342 − 24 =
3474 − 48 =
3578 − 49 =
3682 − 64 =
37 = 93 − 5
3874 − 16 =
39 = 62 − 37
4074 − 39 =
4165 − 48 =
4246 − 7 =
4397 − 31 =
44 = 91 − 36
4583 − 22 =
4691 − 45 =
4747 − 19 =
4897 − 38 =