Adding and Subtracting fractions
What is 4/12 + 5/12?
9/12
Use <, > and = to compare 3.72 and 3.92
< less than
3.72 > 3.92
Find the missing value: 3/5 = ?/20
12
Why is 2/10 equal to 20/100? Explain with math.
Because 2/10 x 10/10 = 20/100.
OR: 20/200 divided by 10/10 = 2/10
Add the fractions. Write the answer as a mixed number and reduce it. 2/4 + 1/4 + 3/4 =
1 2/4 = 1 1/2
Use <, > and = to compare 3/6 and 4/10
BONUS 50 pts: Use a benchmark fraction to explain.
> greater than
3/6 > 4/10
Find the missing value: 2/3 = ?/21
14
Convert 23/3 into a mixed number.
7 2/3
How are fractions and decimals alike?
They both represent parts of a whole.
Keng bought a box of fruit that weighed 23/24 kilograms. If he gave away 19/24 kilograms of fruit to his friends, how many kilograms does he have left? Write your answer in simplest form.
4/24 = 1/6
Use <, > and = to compare 5/8 and 8/13
> greater than
5/8 > 8/13
List 4 fractions that are equivalent to: 2/6
answers may vary ... 1/3, 3/9, 4/12, 5/15, 6/18, 7/21, 8/24
One part of a 100 equal parts is a...
hundredth
Macy said that 7/10 + 5/100 = 75/100. Is she correct or incorrect? Explain.
Macy is incorrect because you cannot add unlike denominators.
BONUS 50 pts: What is the actual answer?
Buzz in when you have it!
On Monday Terra spent 1 4/5 hours studying. On Tuesday she spent another 2 2/5 hours studying. What is the combined length of time she spent studying?
4 1/5 hours
Use <, > and = to compare 16/5 and 15/4
< less than , 16/5 and 15/4
What is the missing value in: 12/32 = ?/8
3
Fully decompose 74/8 (start with the wholes...).THEN write the mixed number AND reduced fraction.
8/8 + 8/8 + 8/8 + 8/8 + 8/8 + 8/8 + 8/8 + 8/8 + 8/8 + 2/8.
9 2/8 = 9 1/4
Sarah says that on a number line, 0.35 is listed to the right of 3/10. Is she correct or incorrect? Explain.
She is correct because 3/10 is 0.3 or 0.30 which is smaller than 0.35.
A full garbage truck weighed 5 6/10 tons. After dumping the garbage, the truck weighed 3 9/10 tons. What was the weight of the garbage?
1 7/10 tons of garbage
Use <, > and = to compare 0.4 and 4/100
> greater than
0.4 > 4/100
Find the missing value: 6/45 = 36/?
270
Add 7/10 + 7/100 + 70/100
147/100 = 1 and 47/100
Sam drew a line that was 2/10 inches long. He drew a second line that was 4/10 inches longer. Carla said the length of the second line is 2/10 inches longer than the first line. Is she correct or incorrect? Explain.
She is incorrect because the second line is 6/10 inches long. When you subtract 6/10 - 2/20 it equals 4/10 inches. The second line is 4/10 inches longer than the first line.