Standard Form
(2x10) + (4x1)
What is 24?
12
(1x10) + (2x1)
A penny is worth _________?
What is one cent?
12+4
What is 16?
15-10=
What is 5?
(4x1)
What is 4?
42
(4x10) + (2x1)
A nickel is worth _________?
What is 5 cents
17+3=
What is 20?
20-10=
What is 10?
(2x10) + (3x1)
What is 23?
28
(2x10) + (8x1)
A dime is worth _________?
What is 10 cents
This is ten more than 23
What is 33?
This is ten less than 41
What is 31?
(8x10) + (6x1)
What is 86
45
(4x10) + (5x1)
A quarter is worth _________?
What is 25 cents?
34+5=
What is 39?
45-10=
What is 35?
(9x10) + (9x1)
What is 99
70
(7x10)
I have two dimes. Can I buy something that costs 16 cents?
Yes. Two dimes equal twenty cents.
This is ten more than 43.
What is 53?
This is ten less than 65.
What is 55?