Adding
8+6=
14
10-6=
4
How many tens in the number 15
1 ten
How many ones are in the number 19
9 ones
Which number is greater 23 or 12
23
9+9=
18
12-12=
0
How many tens in the number 46
4 tens
How many ones in the number 72
2 ones
Which number is less than 12
10 or 15
10
10+20=
30
30-20=
10
8 tens
How many ones in the number 23
3 ones
Which number is greater 80 or 81
81
50+50=
100
75-70=
5
How many tens in the number 100
10 tens
How many ones in the number 88
8 ones
Which number is less than 90
91 or 19
19
24+36
60
24-12=
12
How many tens in the number 120
12 tens
How many ones in the number 120
0 ones
Which number is greater 110 or 120
120