Transcript jeopardy-decimals-review

Place Value
Adding
Subtracting
Multiplying
Dividing
Potpourri
100 points
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500 points
Which digit is in the
thousandths place?
123.456
6
Write the following
number in expanded
form:
234.57
Which decimal is represented by
the shaded portion of the below
flat?
Which decimal is represented by
the shaded portion of the below
flat?
Tommy was asked to compare the two decimals.
2.02 and 2.020
Tommy made the following comparison:
2.02 < 2.020
Determine if Tommy is correct or incorrect. If
he is incorrect, why?
Tommy was incorrect in his comparison.
The correct comparison is:
2.02 = 2.020
Tommy possibly thought that because
2.020 had more digits that it was the
larger one, but actually you can drop the
0 on 2.020 to make it 2.02
0.65 + 0.73 =
1.38
Wade measured the amount of
rain that fell in 2 hours. In the first
hour, he measured 2.72
centimeters of rain. In the second
hour, he measured 0.51
centimeters of rain. How much
did it rain in all?
3.23
10.23 – 1.9 =
8.33
Hannah has 3.36 kilograms of
apples and 2.28 kilograms of
oranges. What is the
difference in the weight of the
apples and oranges?
1.08 kilograms
One of Beatrice’s gerbils weighs 2.57 kilograms. Her
other gerbil weighs 1.9 kilograms. Beatrice wanted to
see the difference in their weights. She subtracted
the two weights below. Is Beatrice’s difference
correct? If not, why?
The answer is not correct. Beatrice
did not line up her decimals. The
correct answer is:
Use the model below to complete
the multiplication statement.
2 x _____ = 0.76
2 x 0.38 = 0.76
4 x 0.24 =
0.96
Write the decimal multiplication
sentence represented by the
below model.
0.4 x 0.5 = 0.20
At work, Darian had 5 boxes of
screws that he had to move. If each
box weighed 23.25 pounds, How
much did they weigh altogether?
116.25 pounds
Analyze the below multiplication problem to
see if there is an error. If there is an error, what
is it?
4.35 x 0.5 = 21.75
The answer should be 2.175. The decimal needed
to be moved over 3 places instead of 2.
4.35 x 0.5 = 2.175
Kerri is making banners for the football game. She is
using a roll of paper that is 3.06 meters long. She will cut
the paper into 3 equal lengths. How long will each banner
be? Use the model to help you.
1.02
Use the model below to find the unknown value.
2.4 ÷ _____ = 4
2.4 ÷ 0.6 = 4
1.75 ÷ 35 =
0.05
1.75 ÷ 3.5 =
0.5
Fantasia has $1.32. She wants to buy
some stickers that cost $0.04 each.
Fantasia thinks she can buy 40 stickers.
Is she correct? If not, how many can
she buy?
Fantasia can buy 33 stickers at $0.04 each.
Dell got $100 for her birthday. She
bought a bicycle for $65.35. How
much money did she have left?
$34.65
Paula made $6,516 last
year baby-sitting. If she
made the same amount
each month, how much
did she make each month
of last year ?
$543
Write the expression
for the sum of twentyfive plus three divided
by the sum of two plus
two.
(25 + 3) ÷ (2 + 2)
7+7x7–7÷7+7
62
What is the GCF of 15 and 25?
5
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