Lessons 30-32
4 1/6 - 2 5/9
1 11/18
Compare: 5.06 ___ 5.60
<
16.7 - 1.936
14.764
18 sq. cm
a/12 = 6/8
In the number 16.57349, which digit it in the thousandths place?
3
Round 365.2418 to the nearest hundred
400
3.4 divided by 5
0.68
Find the area of a triangle that has a base of 12 cm, a height of 5 cm, and a hypotenuse of 13 cm.
30 sq. cm
30/25 = 24/d
d = 20
Use digits to write the decimal number: one hundred two and three tenths
102.3
Seventy-five centimeters is how many meters?
0.75
In the pond were 240 little fish and 90 big fish. What was the ratio of big fish to little fish?
3/8
Find the area of a triangle that has two sides that are each 10 cm, a height of 8 cm, and a base of 12 cm.
48 sq. cm
30/100 = n/40
n = 12
A 30-cm ruler broke into two pieces. One piece was 120 mm long. How long was the other piece in millimeters?
180 mm
2.65
The team won 3/8 of its games and lost the rest. What was the team's win-loss ratio?
3/5
A piece of paper that is 14 in by 16 in is cut out of a larger piece that is 24 in by 20 in. Find the area of the remaining larger piece of paper.
256 sq in
m/100 = 9/12
m = 75
A metric ton is 1000 kilograms, so a metric ton is about how many pounds?
About 2200 pounds.
4.7 cm
Fourteen of the 30 children at the party were girls. What was the boy-girl ratio at the party?
8/7
Write two formulas for finding the area of a triangle.
A = 1/2 x b x h
A = bh/2
The sides of a regular triangle are equal in length, and the angles are equal in measure. What is the measure of each angle of a regular triangle and why?
60 degrees because the three angles sum to 180 degrees. Since the angles are the same measure, 180/3 = 60.