Place Values
Tens
10,375
7
20-10
10
75 + 75 =
150
3 x 7
21
100/25
4
The operation associated with this symbol "+"
Addition
50 + ____ = 100
50
Hundreds
732
7
Fiona wants to buy a phone charger worth $42, but she only has a $50 bill How much change will she receive?
$8.00
345 + 134 =
479
5 x 5
25
Mental Math
60 divided into 10 groups
6
The operation associated with this symbol "x" in math
Multiplication
83 + _____ = 100
17
Ones
1,923
3
91 - 64 =
27
79 + 86
165
8 x 5 = ?
40
MENTAL MATH
40 divided into 5 groups
8
What is " - " this symbol?
Minus sign
1 x ____ = 100
100
Hundreds
2,019
0
True or False
86 - 43 = 72 - 29
True
53 + x = 90
x = 37
9 x 8
72
MENTAL MATH
45 divided into 9 groups
5
What is the answer to a multiplication problem called?
Product
10 x ____ = 100
10
14,379
4
Richard had $236 in his savings account. He got $45 for his birthday and saved all but $16 of it. How much money does Richard have in his savings account now?
$265
155 + 245 = ?
400
12X12
144
MENTAL MATH
100 divided into 5 groups
20
what is the answer to a division problem called?
Quotient
143 - ___ = 100
43