add
110+9=
119
10-5=
10-5=5
10x2=
20
If I have 123 in one hand.And 567 in the other hand.What do I have.
realy big hands.
1,2,3,4,___
1,2,3,4,5
5+6=
8-4=
8-4=4
10x4=
40
I have 5 rocks.If I give 1 away.How much do I have left.
4 rocks
2,4,6,8,__
2,4,6,8,10
4+3=
7
6-3=
6-3=3
10x9=
90
If I have 100 rocks and give 10 away.How much do I have left.
90 rocks
5,10,15,__
5,10,15,20
3+6=
9
4-2=
4-2=2
10x10=
100
I have 90 rocks .I give 80 away.How much do I have left.
10 rocks
10,20,30,__
10,20,30,40
1,000+2,000=
1,000+2,000=1,000
54-53=
1
100x100=
1,000
I have 354 rocks .I give 354 away.How much do I have left.
0 rocks
100,200,300,400,__
100,200,300,400,500