Doubles
a + b =
Doubles Plus 1
? + ? =
Money
100
4
What is 2+2
100
9
What is 4+5,3+6,2+7, 1+8, 0+9, or their inverses.
100
7
What is 3+4
100
11
What is 2+9 or 3+8
100
a nickel and a penny
What is 6cents
200
8
What is 4+4
200
5
What is 0+5,1+4,2+3,4+1,3+2,or 0+5
200
9
What is 4+5
200
14
What is 9+5 or 8+6
200
a dime and a nickel
What is 15 cents
300
12
What is 6+6
300
0
What is 0+0
300
11
What is 5+6
300
12
What is 3+9 or 8+4 or 7+5
300
a dime and 4 pennies
What is 14 cents
400
18
What is 9+9
400
6
What is 0+6, 1+5, 2+4, 3+3, 4+2,5+1, or 6+0
400
15
What is 7+8
400
13
What is 9+4, 8+5 or 7+6
400
a nickel, a dime, and three pennies
What is 18 cents
500
14
What is 7+7
500
8
What is 0+8,1+7,2+6,3+5,4+4, 5+3,6+2,7+1,or 8+0
500
17
What is 8+9
500
16
What is 9+7
500
a quarter, a nickel and two pennies
What is 32 cents
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