solve: 18+18=?
36
solve: 666-555=?
111
solve: 10x2=?
20
If I have 123 in one hand.And 567 in the other hand.What do I have?
realy big hands.
count by __ ?
1,2,3,4,___
count by 1s.
1,2,3,4,5
solve:
solve: 5x9=?
45
I have 5 rocks.If I give 1 away.How much do I have left?
4 rocks.
count by ___?
2,4,6,8,__
count by 2s.
2,4,6,8,10
solve:
solve:
solve: 4x8=?
16
If I have 100 rocks and give 10 away.How much do I have left?
90 rocks.
count by ___?
5,10,15,__
count by 5s.
5,10,15,20
solve:
solve:
solve: 8x12=?
96
I have 90 rocks .I give 80 away.How much do I have left?
10 rocks.
count by ___?
10,20,30,__
count by 10s.
10,20,30,40
solve:
solve:9000-8000=?
1000
solve: 9x12=?
108
I have 354 rocks .I give 354 away.How much do I have left?
0 rocks.
count by __?
100,200,300,400,__
count by 100s.
100,200,300,400,500