Write the number in standard and expanded forms. thirty thousand, four hundred twenty one and five hundredths
30,421.05 (3x10,000)+(4x100)+(2x10)+(1x1)+(5x.01)
42.8 + 5.09 = ?
47.17
compare: 56.780 ? 56.078
56.780 > 56.078
Write two reasonable estimates (equations and answers) for 6.78 - 3.21 = ?
need two of the following: 7 - 3 = 4 , 6.75 - 3.25 = 4 , 7 - 3.25 = 3.75 , 6.75 - 3 = 3.75
compare: 378.29 ? 378.94
378.29 < 378.94
Is Is 5.325 closer to 5.3 or 5.4? Prove your answer on a number line.
5.3 (number line should show numbers 5.3, 5.31, 5.32, 5.33, 5.34, 5.35, 5.36, 5.37, 5.38, 5.39, 5.4) and a mark where 5.325 would be between 5.32 and 5.33)
What decimal is 10x .006?
.06
Order from least to greatest. 37.28, 37.6, 37.028
37.028, 37.28, 37.6
Round 57.825 to the nearest hundredth.
57.83
What decimal is 1/10 of .4 and 10 times .004?
.04
13.036 + 7.29 = ?
20.326
8.32 + 11.5 + 28.765 = ?
48.585
Is 4.784 closer to 4.7 or 4.8? Prove your answer on a number line.
4.7 (number line should show numbers 4.7, 4.71, 4.72, 4.73, 4.74, 4.75, 4.76, 4.77, 4.78, 4.79, 4.8) and a mark where 4.784 would be between 4.78 and 4.79)
25.004 - 7.129 = ?
17.875
4,289.05 + 7,522.365 = ?
11,811.415
Write two reasonable estimates (equations and answers) for 8.79 - 2.32 = ?
9 - 2 = 7 or 8.75 - 2.25 = 6.5 (accept answers that have 8.79 rounded to 8.75 or 9 and 2.32 rounded to 2 or 2.25 with correct difference)
What decimal is 1/10 of .6?
.06
Write the expression matches the picture.
.3 + .05 = .35
Order from least to greatest: 2.89, 2.45, 2.089
2.089, 2.45, 2.89
Round to the nearest hundredth: 12.829
12.83
Write the expression that matches the picture.
.37 + .46 = .83
Write two estimates for the number 12.81.
13 and 12.75
12.3 + 8.392 + 5.42 = ?
26.112
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