| Estimating Decimals | Adding Decimals | Subtracting Decimals | Word Problems | Addition Properties |
|---|---|---|---|---|
|
11 + 53 = 64
or 10 + 50 = 60
Estimate 11.36 + 52.6
|
71.92
63.8 + 8.12
|
38.64
42.28 - 3.64
|
$20.00 - $13.16 = $6.84
Brad's lunch costs $13.16. He hands the cashier $20. How much change does he receive?
|
Associative Property
Which property is shown below?
(64 + 79) + 48 = 64 + (79 + 48) |
|
70 - 34 = 36
or 70 - 30 = 40
Estimate 69.58 - 34.26
|
105.76
73.28 + 32.48
|
53.7
73.2 - 19.5
|
$202.19 + $186.62 = $388.81
On Monday, Tarmac Jean Company earned $202.19. On Tuesday, the company earned $186.62. How much did the company earn in all?
|
Identity Property
Which property is shown below?
745.96 + 0 = 745.96 |
|
2 + 4 = 6
Estimate 2.3 + 3.8
|
74.79
69.77 + 5.02
|
3.21
9 - 5.79
|
9.73 - 8.46 = 1.27 minutes
Emmett ran a mile in 9.73 minutes, Kate ran a mile in 10.87 minutes, and Robin ran a mile in 8.46 minutes. How many more minutes did Emmett run than Robin?
|
Commutative Property
Which property is shown below?
16 + 29 = 29 + 16 |
|
55 - 32 = 23
or 50 - 30 = 20
Estimate 54.58 - 32.24
|
6.26
5.3 + 0.96
|
60.61
64.28 - 3.67
|
$7.75 + $11.50 = $19.25
Jenna spent $7.75 at the arcade on Friday and $11.50 at the arcade on Saturday. How much money did Jenna spend altogether?
|
Associative Property
Which property is shown below?
(15 + 17) + 22 = 15 + (17 + 22) |
|
78 - 23 = 55
or 80 - 20 = 60
Estimate 77.5 - 23.2
|
55.82
48.6 + 7.22
|
2.69
5 - 2.31
|
0.37 - 0.29 = 0.08
In 2004, Calvin's batting average was 0.37. Derek's batting average was 0.29. What was the difference in their averages?
|
Commutative Property
36 + 48 + 52 = 48 + 52 + 36
|
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