Place Value
How many ones blocks would you need to build the number 12?
You would need 2 ones blocks to build the number 12.
12 + 34 =
46
861 + 116 =
977
33 - 13 =
20
625 - 600 =
25
What number is in the tens place in the number 931?
3.
23 + 23 =
46
652 + 143 =
795
44 - 12 =
32
298 - 187 =
111
How many tens are in the number 72?
How many ones are in the number 72?
7 tens.
2 ones.
33 + 66 =
99
647 + 152 =
799
48 - 21 =
27
686 - 451 =
235
2.
67 + 32 =
99
139 + 550 =
689
59 - 14 =
45
499 - 337 =
162
897
89
874 + 125 =
999
74 - 53 =
21
337 - 136 =
201