Estimation
Estimate
567 x 35
600 x 40 =
24,000
Use the distributive property, Image 1 (area models) to fill in the missing numbers. See image 1 on Classroom board.
A =
B =
A =40
B = 8
Solve
567 x 4
2,268
4.67 x 3
14.01
Eden and Palmer went shopping for Thanksgiving dinner items. They bought a turkey for $17.45, potatoes for $4.89, green beans for $2.89, and a pumpkin pie for $9.89. About how much did they spend on Thanksgiving dinner?
$17.45 --> $20
$4.89 --> $5
$2.89 --> $3
$9.89 --> $10
Total = $38
Estimate
9.34 x 6
9 x 6 =
54
Use the distributive property Image 1 (area models) to fill in the missing numbers. See Image 1 on Classroom board.
C =
D =
C = 240
D = 288 because 240 + 48
0.09 x 0.8
0.072
9,376 x 8
75,008
Baylor and Parker bought flowers for their mom for Mother's Day. They bought 6 roses for $2.89 each, 6 carnations for $1.89 each. How much did they spend on their mom's flowers?
6 x $2.89 = $17.34
6 x $1.89 = $11.34
Total = $28.68
Estimate
189 x 529
200 x 500 =
100,000
Use the distributive property, Image 2 (area models) to fill in the missing numbers. See image 2 on Classroom board.
A =
B =
A = 9
B = 350
78 x 34
2,652
8.9 x 5.6
49.84
Cayden bought Reese's Peanut Butter Cups for his birthday treat at school. Each peanut butter cup cost $1.12. There are 28 students in Cayden's class. How much did his birthday treat cost?
$1.12 x 28 = $31.36
Estimate
389 x 12.7
400 x 10 =
4,000
Use the distributive property, Image 2 (area models) to fill in the missing numbers. See image 2 on Classroom board.
C =
D =
C = 45
D = 395 because 350 + 45
259 x 92
23,828
42.054
Kendall scored 34,482 points playing a video game, Jacob scored 50,000 points, and Ruby scored 4,599 points. How many more points did Jacob score than Ruby?
45,401 points
Estimate
28.412 x 10,952
30 x 10,000 =
300,000
73 x 126
9,198
746 x 243
181,278
926 x 825
763,950
Mr. McDonnell bought each Taft student a snow cone. There were 524 Taft students and each snow cone was $1.29. How much did Mr. McDonnell spend on snow cones?
$675.96