Estimating
Decimals
Decimals
Liam has a rug that has a length of 3 centimeters and a width of 13.41 centimeters. She wants to know what the approximate area is. What is a approximate are? Use nearest WHOLE NUMBER.
39 cm
If no unit, no point.
0.32 X 8 X 0.1
0.256
2.3 X 4
9.2
3.6 X 6.7
24.12
4.57 X 16.73
Use nearest TENTH
76.82
2.49 X 13 X 0.1
3.237
2.14 X 4
8.56
13.3 X 7.27
96.691
3.42 X 2.68= ?
Use whatever
Whole:9
Tenth:9.18
Compatible:12.25
128 X 0.1 X 0.01
0.128
8.18 X 17
139.06
12.85 X 14.25
183.1125
Tina's tiled floor has square tiles with a side length of 3.45 inches. If she was to calculate the approximate area of 9 tiles, what would the approximate area be? Use nearest tenth
110.25 inches
No unit, no point
2941 X 0.001
2.941
13.92 X 9
125.28
Amelia wants a dog bed for her dog. She used blankets to scale how big the bed needs to be. Her dog could not fit on a 4.5 by 3.1 inch blanket, but can fit on a 6.2 by 3.6 blanket. She also tested what her dog would hang out on more. Based on the results, her dog liked a 5.2 by 3.2 and a 5.7 by 3.4. Based on the data, what would Amelia's dog like the most?
Options: Width= 5.2-5.7
Length= 3.2-3.4
A bakery uses 12.7 pounds of flour to make one large batch of bread. Each batch requires about 0.85 times as much flour as the bakery originally planned to use. About how many pounds of flour will the bakery use for one batch? Estimate by rounding each factor to a whole number. Find the exact product. Explain whether your estimate is greater than or less than the exact answer.
Estimate:13 Exact:10.795
Estimate is Greater
19462 X 0.1 X 0.01
19.462
3.271 X 7
22.897
A rectangular pool is 6.4 meters long and 3.75 meters wide.The pool is being covered with a special water-resistant coating. Each square meter of the pool requires 0.8 liters of coating.How many liters of coating are needed to cover the entire pool?
19.2 liters
If no unit or wrong unit, no points
1.255 X 3.50 X 15.8 + 0.0145= ?
69.416