Area Models
25x45
1,125
65x80
5,200
60x40
2,400
37x22
800
Give an example of mental math.
Example:
30x50
4x60
2,400+200+70
63x54
3,402
24x50
1,200
700x9
6,300
87x41
3,600
Give an example of the commutative property.
3x4=12
4x3=12
15x28
420
48x60
2,880
4,000x12
48,000
49x16
1,000
Mrs. Viera drives 40 miles to work every week. She does this for 52 weeks (1 year). How many miles does she drive in one year?
2,080 miles
47x64
3,008
32x60
1,920
800x20
16,000
25x12
300
Ms.Benzer jogs for 45 minutes every day. How many minutes would she jog if she did this for 32 days?
1,440 minutes
65x41
2,665
78x20
1,560
400x19
7,600
88x65
6,300
Ms.Hepner sends her friend 36 emails a month. How many emails would she have sent if she does this for 15 months?
540 emails