Rounding
Round to the hundreds
732
700
Mental Math
Fiona wants to buy a phone charger worth $42, but she only has a $50 bill How much change will she receive?
$8.00
400+240
MENTAL MATH
5 x 5
25
Mental Math
60 divided into 10 groups
6
Round to the thousands
14,379
14,400
1000-500
MENTAL MATH
155 + 245 = ?
400
Mental Math
12X12
144
MENTAL MATH
100 divided into 5 groups
20
Round to the tens
10,375
10,380
Mental Math 50-55
0
MENTAL MATH
75 + 75 =
150
MENTAL MATH
3 x 7
21
100/25
4
Round to tens
1,923
Mental Math
60 - 30 =
30
MENTAL MATH
50+50 =
100
Mental Math
8 x 5 = ?
40
MENTAL MATH
40 divided into 5 groups
8
Round to the hundreds
2,019
2,000
500-200
300
MENTAL MATH
3 + x = 24
x = 21
Mental Math
10 x 10
100
MENTAL MATH
45 divided into 9 groups
5