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Rounding and Metric conversions
Estimating
Equations (add &
subtract)
Equations (multiply &
divide)
Mean, Median and
Mode
Using Formulas
$100
$200
$300
$400
$500
$100
$200
$300
$400
$500
$100
$200
$300
$400
$500
$100
$200
$300
$400
$500
$100
$200
$300
$400
$500
$100
$200
$300
$400
$500
Using Formulas
Rounding and Metric conversions
EstimatingEquations
(add & subtract)
Equations (multiply &
divide)
Mean, Median &
Mode
Round to the underlined place of the underlined
digit 741.45380
What is 741.454?
Round to the underlined place of the underlined
digit 617.496286
What is 617.5?
Convert the following:
45km = ? m
What is
45,000m?
Convert the following:
35.45cL = ? hL
What is
0.003545hL?
Convert the following:
4,255,025mg = ? kg
What is 4.255025kg?
Estimate (round to the nearest hundred):
5,635.21 – 751.02
What is
4,800?
Estimate (use clustering):
121.26 + 118.99 + 120.25 + 123.11 + 119.06
What is 600?
Estimate (round to the nearest tenth):
5.87 + 3.2012
What is 9.1?
Estimate (round to the nearest hundred):
785 x 321
What is 240,000?
Estimate (use compatible numbers):
34,321 ÷ 677
What is
50?
Solve the equation. Show how you keep the
equation balanced.
k – 19 = -4.8
What is
n = 14.2?
Solve the equation. Show how you keep
the equation balanced.
-22.034 + n = -14.734
What is
n = 7.3?
Solve the equation. Show how you keep the
equation balanced.
-57.847 = b + (-29.8)
What is
b = -28.047?
Solve the equation. Show how you keep the
equation balanced.
r – (-5.1) = -5.36
What is
r = -10.46?
Solve the equation. Show how you keep
the equation balanced.
6.7 = n – (-24.3)
What is
n = -17.6?
Solve the equation. Show how you keep
the equation balanced. k ÷ 3.9 = -0.187
What is
k = -0.7293?
Solve the equation. Show how you keep the
equation balanced.
-3.6p = 3.6
What is
p = -1?
Solve the equation. Show how you keep
the equation balanced.
n ÷ 8.6 = 2.15
What is
n = 18.49?
Solve the equation. Show how you keep
the equation balanced. -24.15 = -3.5x
What is
x = 6.9?
Solve the equation. Show how you keep
the equation balanced.
112.45 = -6.5v
What is
v = -17.3?
Find the mode and name any outliers. 10.6, 9.8, 11.6, 29.1, 11.6, 3.4, 12.7, 11.4
What is the mode is 11.6 and the outliers
are 3.4 and 29.1?
Find the median and name any outliers.
11, 12, 9, 13, 10, 12, 11, 14, 12
What is the median is 12 and there are no
outliers?
Find the median and the mode:
5.3, 5.6, 5.2, 5.0, 5.4, 5.6, 5.1, 5.0
What is the median is 5.25 and the
modes are 5.0 and 5.6?
Find the mean and the median:
2, 3, 6, 2, 8,
9, 5, 10, 4, 5
What is the mean is 5.4 and the median is 5?
Find the difference between the median
and the mean.
6.4, 4.4, 7.1, 6.8
What is
6.6 - 6.175 = 0.425?
Use the formula d = rt to find the distance if
you travel 22.5mph for 3 hours.
What is 67.5 miles?
Use the formula A = lw to find the area of a rectangle with a length of 0.8meters and a width of 0.3 meters.
What is
(0.8)(0.3) = 0.24m2?
Use the formula F = 1.8C + 32 to
change -34° Celsius to °F
What is
1.8(-34) + 32 = -29.2°F?
Use the formula p = 2l + 2w to find the perimeter of a
rectangle with a length of 2.3yds and a width of 1.9yds
What is
2(2.3) + 2(1.9) = 8.4yds?
How fast was a car going if it travels 51.25 miles in 2.5 hours. Use
the formula d = rt.
What is
51.25 = r(2.5)
51.25 ÷ 2.5 = r(2.5) ÷ 2.5
r = 20.5?
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