Subtraction
15-5=
10
25+5=
30
0x0=
0
Where is the 1s place in 163?
3
How much is a penny worth?
1 cent
20-20=
0
12+8=
20
1x2=
2
Where is the 10s place in 652?
5
How much is a nickel worth?
5 cents
40-15=
25
36+5=
41
3x3=
9
Where is the 100s place in 987?
How much is a dime worth?
10 cents
17-6=
11
60+25=
85
4x2=
8
Where is the 100s place in 2,672?
6
How much is a quarter worth?
25 cents
80-65=
15
100+160=
260
5x4=
20
Where is the 1s place in 1,230,098?
8
Which coin is the biggest?
quarter
BONUS: half dollar