Equivalent Fractions and LCM
Are 2/5 and 6/15 equivalent?
Yes
1/2 + 1/3 + 5/6
10/6 or 1 and 2/3
Spongebob's snail Gary is going to school. There are 12 boy snails and 15 girl snails in his class. What fraction of the snails are boys?
12/27
2 - (2/3 + 1/2) = ?
5/6
If I eat 1/2 a pizza and then my sister eats 1/2 a pizza how much pizza did we eat in total?
One Whole Pizza (1/2 + 1/2)
What is the LCM for 4/5, 6/15, and 2/20?
60
(-3) : 24/8
-1
Last month sandy sent Spongebob 85 text messages. She sent 68 messages to the bikini bottom group chat. What portion of her messages were to the group chat?
68 out of 85 total messages = 68/85 = 4/5
2/3 + 1/6 • 3/5 = ?
23/30
I have 1 bar of chocolate. My sister steals 3/10 pieces. How much chocolate do I have left?
7/10 because (10/10 - 3/10)
Find the LCM of 5/12 and 7/18. Which fraction is larger?
36 is the LCM and 5/12 is larger
-(14/2) • -(1/1)
+7
Patrick ate three fifths of a box of biscuits. There are 8 biscuits still left. How many biscuits were in the box to start?
20
3/5 : 1/2 - 8/10 = ?
2/5
Eric had 1/4 of 20 dollars. Jane had 1/10 of 40 dollars. Who had more money?
Jacob
10/X = 5/6 (Solve for X)
X = 12
2 - 4/5 - 13/15
5/15 or 1/3
Mr.Krabs has 80 Krabby patties and sold 20% of them today. How many did he sell? How many are left?
Mr.Krabs sold 16 Krabby patties so he has 64 left.
(4/5 - 5/6) - (9/30 + 1/6) = ?
-1/2
There are 100 pages in a book. Sandra reads 1/5 of the book on Monday. Then she read 1/4 of the book on Tuesday. How many total pages did she read on Monday and Tuesday?
45 pages
Monday = 20 and Tuesday = 25
What is the product of (m • n) if:
2/m = n/1000
m • n = 2000
12/5 : -(18/15)
-2
68 rooms in the Bikini Bottom hotel are full. This is equal to four fifths of the hotel. How many rooms does the hotel have in total?
2/3 • (2- 5/6): 14/18
1
Nima spent 1/2 her day sleeping, 1/4 of her day eating, and the rest swimming. How many hours did Nima spend swimming? (Hint.. there are 24 hours in a day)
Nima spent 6 hours swimming