Addition within 100
26 + 3 =
29
50 + 10 =
60
what 3 numbers come after 10
11, 12, 13
2 tens and 8 ones
28
30 + 11 = 40
30 + 10 = 40
0 + 1 = 0
0 + 1 = 1 not 0
17 + 6 =
23
30 - 10 =
20
what 3 numbers come before 10
9, 8, 7
4 ones and 3 tens
34
45 + 4 = 85
40+ 40 =80
5 + 0 = 5
they added 4 tens instead of 4 ones
62 + 22=
84
60 + 20 =
80
what 2 numbers come before 25
24 and 23
50 + 10 + 5
65
16 + 39 =
55
40 + 30 =
70
what 2 numbers come after 79
80 and 81
7 tens 11 ones
81
51 + 14 =
65
what is 20 less than 90
70
what number comes before 111
110
13 ones and 6 tens
73