Step 2

Difficulty 2

1. Make 700: 350+125+?
2. Same or different: Click all the boxes with the same answer.
3. Same or different: Click all the boxes with the same answer.
4. Same or different: Click all the boxes with the same answer.
5. Number Detectives: Mystery Teens
6. 100 Zone: 180+30, 270+50, 40+330
7. 100 Zone: 568+30, 623+20, 60+480
8. 100 Zone: 372+20, 638+50, 110+40
9. 100 Zone: 263+20, 390+30, 70+680
10. 100 Zone: 890+50, 329+30, 50+440
11. Complementary pairs: 347+454=801
12. Complementary pairs: 482+395=877
13. Complementary pairs: 278+596=874
14. Complementary pairs: 532+209=741
15. Complementary pairs: 627+277=904
16. Add it up: 5346+369
17. Add board: 140*+8*0=*229
18. Add board: *7*0+458=2*5*
19. Add board: 15*5+60*=2*55
20. Add board: 1*88+4*0=*10*
21. Adding Hundreds 136+*=536 566+200=* 300m/t264=*
22. Adding Hundreds 532+*=732 328+500=* 600m/t119=*
23. Adding 105 254+*=250 421+105=* 105m/t101=*
24. Hundreds to Add - 562+*=667 263+105=* 105m/t714=*
25. Hundreds to Add - 365+*=470 532=105=637 105m/t283=*
26. Hundreds and Hundreds: Complete vertical algorithm
27. Hundreds and Hundreds: Complete vertical algorithm
28. Hundreds and Hundreds: Complete vertical algorithm
29. True or False? Click all the number sentences that are true.
30. True or False? Click all the number sentences that are true.
31. True or False? Click all the number sentences that are true.
32. True or False? Click all the number sentences that are true.
33. True or False? Click all the number sentences that are true.
34. True or False?: 80-60=44-24
35. Hundreds Takeaway: 777 - 699 = *78
36. Hundreds Takeaway: 792 -*6* = 5*8
37. Subtraction Chains
38. Thousands Takeaway: 61*8 - 4*2* =*219
39. Thousands Takeaway: *47* - 2859 = 5**4
40. Hundreds and Thousands: *782 - *3* = 18*6
41. 100 zone: 105-15, 306-8, 109-10
42. 100 zone: 304-7, 400-15, 401-5
43. 100 zone: 400-6, 400-9, 400-11
44. 100 zone: 402-5, 312-15, 314-15
45. 100 zone: 108-9, 111-12, 106-7
46. 1000s crossing: 6010-5995, 8012-7990, 4023-3998
47. 1000s crossing: 8016-7991, 7004-6987, 9020-8995
48. Same or different: Click all the boxes with the same answer.
49. Same or different: Click all the boxes with the same answer.