Find Common Denominators
Re-write the fractions with common denominators:
3/10 and 1/5
3/10 and 2/10
Solve, show your work:
1/2 + 2/6
5/6
Solve, show your work:
5/14 - 1/7
1/14
Solve, show your work:
2 2/3 + 2 1/6
4 5/6
Solve, show your work and simplify if possible:
1 4/5 - 1 3/10
1/2
Re-write the fractions with common denominators:
1/4 and 5/12
3/12 and 5/12
Solve, show your work:
1/10 + 4/5
9/10
Solve, show your work:
8/9 - 2/3
2/9
Solve, show your work and simplify if possible:
1 5/12 + 3 3/4
5 1/6
Solve, show your work and simplify if possible:
5 7/12 - 3 5/6
1 3/4
Re-write the fractions with common denominators:
1/3 and 2/5
5/15 and 6/15
Solve, show your work:
1/3 + 1/4
7/12
Solve, show your work:
12/13 - 1/2
11/26
Solve, show your work and simplify if possible:
4/5 + 8 7/20
9 3/20
Solve, show your work and simplify if possible:
8 1/2 - 2 3/5
5 9/10
Arianna's hedgehog weighs 13/16 ounce and Liam's bearded dragon weighs 6/8 ounce. Do the pets weigh the same amount? Show your work.
No. The hedgehog weighs 13/16 ounce and the bearded dragon weighs 12/16 ounce.
Mrs. Frank has 1/8 pounds of coffee beans so she went to the store and bought 3/4 pounds more. How much coffee beans does Mrs. Frank have now? Show your work.
Mrs. Frank has 7/8 pounds of coffee.
Syler plays with his V.R. headset game on Friday for 3/4 of an hour and on Saturday he plays for 1/3 of an hour. How much longer did he play on Friday than on Saturday?
Syler played 5/12 of an hour more on Friday than on Saturday.
Sophia listens to a song that is 2 3/4 minutes long. Then she listens to a song that is 3 1/3 minutes long. How many minutes does she spend listening to the two songs altogether?
6 1/12 minutes
Solve, show your work and simplify if possible:
7 5/6 - 1 1/6 - 2 2/3
4
Ben feeds his chickens for 3/4 hour on Saturday and 5/8 hour on Sunday. Use a common denominator to write an equivalent fraction for each fraction.
6/8 and 5/8
Owen and Mason find 1/2 + 1/6. Owen says the sum is 4/6. Mason says the sum is 2/3. Who is correct? Explain.
BOTH!
The sum is 4/6 and 4/6 can be simplified to 2/3.
Your friend finds 5/8 - 2/5. Explain why his answer is unreasonable. What did he do wrong?
Your friends work:
5/8 - 2/5 = 3/3 = 1
5/8 and 2/5 both are about 1/2. So, the difference should be less than 1/2. My friend subtracted the numerators and denominators.
Solve, show your work and simplify if possible:
5 1/2 + 4 3/4 + 6 5/8
16 7/8
Write the words as an expression, Then evaluate.
Subtract the sum of four and three-fourths and two and five-eighths from eleven and seven-eights.
11 7/8 - (4 3/4 + 2 5/8) = 4 1/2