Fraction
Simplify Fraction:
4/12
1/3
Adding Decimal:
1.2 + 2.5 =
3.7
What is the unit rate of 12 mi/4 hours
3 mph
How to find area of a rectangle ?
base x height
If one corner of a square table is cut off, how many corners are left?
5 corners
Multiply Fraction:
2/5 x 3/7 =
6/35
Adding decimal:
1.2 + 12 =
13.2
What letter is used to represent constant proportionality?
k
How to find the area of a triangle ?
1/2 b x h
Remove a letter from an odd number that is between 1 and 10, so that it's even.
The number is _________.
seven
What is the reciprocal of 2/3 in mixed number?
1 1/2
Subtracting Decimal:
4.5 - 0.01 =
4.49
Ture or False:
If ALL the fractions are equivalent fractions, they must have proportional relationships.
True
Ture or False:
If the base of a rectangle is 2 cm, height is 9 cm, the area is 18 cm.
False
I have a head and a tail, but I have no body.
What am I ?
a coin
Fraction Division:
3/5 ÷ 3 =
1/5
Convert Decimal into Fraction:
0.2
1/5
The scale from the map to the actual distance is 1cm:5m.
What is the actual distance if it is 4 cm on the map?
20m
What is the area of the triangle if b=4cm, h=6cm
12cm2
A frog is at the bottom of a well, which is 10 meters deep. The frog can jump 2 meters at a time.
How many jumps does it need to make to get out of the well?
The frog is never ever able to jump out of the well!
Are they ALL equivalent?
2/5
4/10
10/25
12/28
NO
Multiplying Decimal:
15.5 x 0.01 =
0.155
True or False: The following table shows proportional relationship:
Distance (m) Time (sec)
0 0
3 6
4 8
5 10
True
What is the height of the triangle if the area is 10 m2 and the base is 2 m ?
10 m
A well is 7 meters deep. A snail is crawling up 3 meters from the bottom during the day. But at night, it slips down 2 meters.
How many days will it take for the snail to crawl out of the well?
5 days