Free Math Worksheets: Singapore Third Grade Math

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Free Math Worksheets: No. 16
Third Grade Math

Fractions

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Third Grade Math: Free Math Worksheets: No. 16
Fractions

Singapore Math: Free Math Worksheets: Fractions
Homeschool Maths Problem 1 Archaeologist finds dinosaur bone clip art

When Archaeologist Albert was digging in the Sahara Desert last year, he found 99 dinosaur bones. He put the bones in a truck and headed home. Along the way, some hungry vultures stole 4/9 of the bones and flew away. How many bones were stolen?

Third Grade Math: Free Printable Math Worksheets: Fractions
Homeschool Maths Problem 2

64 grannies were line-dancing in my bedroom yesterday. When a troll suddenly entered my bedroom, 3/4 of the grannies jumped out of my bedroom window screaming in terror. How many grannies vanished?

Singapore Math: Free Math Worksheets: Fractions
Homeschool Maths Problem 3

A blue elephant was walking to school last Friday when it was accosted by 49 hissing cobras. The blue elephant sucked up water from a puddle and sprayed the cobras with muddy water. If 6/7 of the cobras were drenched, how many cobras were drenched?

Third Grade Math: Free Printable Math Worksheets: Fractions
Homeschool Maths Problem 4

My pet poodle had 35 fleas in its ears. When I dunked my poodle in icy water, 2/5 of the fleas put on their water-proof scuba diving gear and swam away. How many fleas swam away?

Singapore Math: Free Math Worksheets: Fractions
Homeschool Maths Problem 5

James built a beautiful sand castle at the beach yesterday. When Billy Bully saw the sand castle, he was so envious that he kicked 3/10 of the sand castle. Later it rained and 2/7 of the remaining sand castle was washed away. Finally a clumsy man tripped over the sand castle and destroyed 4/5 of the sand castle that was left. Poor James burst into tears. If the height of the sand castle was 9 cm in the end, what was the height of the sand castle in the beginning?

Third Grade Math: Free Printable Math Worksheets: Fractions
Homeschool Maths Problem 6

Olly Orc went to a weapons shop and bought a scimitar with 1/12 of his money. He bought a battle-axe with 3/11 of his remaining money. He finally bought a magic carpet with 1/8 of the money he had left. If he had $42 after paying for everything, how much did he have in the beginning?

Singapore Math: Free Math Worksheets: Fractions
Homeschool Maths Problem 7

caveman with spear stands on rock clip art

Caveman Curdu caught a delicious dinosaur with his spear. He brought the dinosaur home. His wife, Mrnga, chopped off 2/13 of the dinosaur and baked a dinosaur pie with it. Later, Mrnga gave 4/11 of the remaining dinosaur to her toothless granny to make soup with. The next day, Mrnga threw 3/7 of the dinosaur that was left to her hungry pet hyena. If Mrnga finally had 12 kg of dinosaur, how much did she have in the beginning?

Third Grade Math: Free Printable Math Worksheets: Fractions
Homeschool Maths Problem 8

There were some gorillas playing catch in my room yesterday. When a cockroach entered the room, 2/9 of the gorillas ran away howling in fear. Later, 2/7 of the gorillas that had stayed went back home because they had to do their math homework. Finally, 2/5 of the remaining gorillas got tired of playing catch and went outside to play basketball. If there were 18 gorillas left in my room in the end, how many gorillas were playing catch in the beginning?

Singapore Math: Free Math Worksheets: Fractions
Homeschool Maths Problem 9

When my butler was just about to serve us a delicious roasted ostrich, my naughty dog, Spot, grabbed the ostrich and ran away. Spot ate 1/3 of the ostrich and buried the rest in a graveyard. A ghoul dug up the ostrich and feasted on 1/4 of the remaining ostrich. The next morning, a gravedigger found what was left of the moldy ostrich and gave it to 6 of his hungry children. What fraction of the original ostrich did each child get?

Third Grade Math: Free Printable Math Worksheets: Fractions
Homeschool Maths Problem 10

My grandfather bought some durians and ate 1/4 of them when he went back home. My grandmother ate 1/6 of what was left. When 10 burglars tried to break into my grandparents' house that night, my brave grandfather threw a durian at each of them and chased them away. My grandparents had no durians left in the end. What fraction of the durians he bought did my grandfather throw at each burglar?

Singapore Math: Free Math Worksheets: Fractions
Homeschool Maths Problem 11

I put a huge fried toad pizza in the fridge. My greedy brother opened the fridge and wolfed down 1/2 of it. Later, my sister gobbled up 1/2 of the remaining pizza. When my friends came over, I shared what was left of the pizza equally with 6 of my friends. What fraction of the original pizza did I eat?

Third Grade Math: Free Printable Math Worksheets: Fractions
Homeschool Maths Problem 12

Farmer Fred bought a huge piece of land. He built a farmhouse on 2/5 of the land. He used 2/3 of the land that was left to build a pigsty for his precious pigs. He finally divided the remaining land among his 3 hardworking sons to do as they wished. One son grew vegetables on his part of the land. What fraction of the total piece of land was used for growing vegetables?

Singapore Math: Free Math Worksheets: Fractions
Homeschool Maths Problem 13

A girl in a boat caught some octopuses and filled up 15 bottles with octopus ink. Each bottle had 2 l of ink. When she went back home, she poured the ink from the bottles into a huge pot to make octopus ink soup. The pot was 5/9 full after that. So what was the capacity of the pot?

Third Grade Math: Free Printable Math Worksheets: Fractions
Homeschool Maths Problem 14

Bobby Bear collected 16 bottles of honey and drank all of it, thus filling 4/7 of his stomach. If the capacity of each bottle was 3 l, what was the capacity of Bobby Bear's stomach?

Singapore Math: Free Math Worksheets: Fractions
Homeschool Maths Problem 15

Sean Shark went to restaurant and bought 12 plates of fried mermaid. Each plate had 3 mermaids. After gorging on the mermaids, Sean shark stomach was 6/11 full. So how many mermaids can Sean's full stomach hold?

Third Grade Math: Free Printable Math Worksheets: Fractions
Homeschool Maths Problem 16

Priscilla Porcupine lost all her quills in a fight with a huge dog. So she began saving money to buy a set of quills for herself. She saved $20 each day for 3 days. At the end of the 3 days, she found that she had 5/8 the money needed to buy the quills. How much did the quills cost?

Singapore Math: Free Math Worksheets: Fractions
Homeschool Maths Problem 17

Some frogs hopped into Pharaoh Fufu's palace on Monday morning. The palace guards caught 2/3 of the frogs and threw them away. The palace servants swept away 1/2 of the frogs that were left. But 15 pesky frogs came in through the back door later, thus making the number of frogs the same as before. How many frogs were in the palace in the beginning?

Third Grade Math: Free Printable Math Worksheets: Fractions
Homeschool Maths Problem 18

I woke up this morning with a very itchy head. My head was full of lice. I poured boiling hot water on my head and killed 2/5 of the lice. Next I set my hair on fire and killed 5/6 of the remaining lice on my head. When I took an afternoon nap, 81 sneaky lice that were hiding under my bed crept back into my hair. I ended up with the same number of lice in my hair as I had in the morning. How many lice were in my hair in the beginning?

Singapore Math: Free Math Worksheets: Fractions
Homeschool Maths Problem 19

Tronoh Town was besieged by monster maggots. Super Marvin flew in and killed 1/5 of the maggots by squashing them under his boots. He next killed 5/8 of the remaining maggots by spraying them with insecticide. However, before he could kill any more maggots, some maggots crawled into his nose, made their way up into his brain and devoured his brain cells. After that 35 maggots fell from the sky into Tronoh Town thus making the number of maggots there the same as before. How many maggots were in Tronoh Town in the beginning?

Third Grade Math: Free Printable Math Worksheets: Fractions
Homeschool Maths Problem 20

Pimply Patricia had some oily pimples on her face last night. She popped 1/6 of her pimples with her fingers. She then washed her face with a powerful soap and got rid of 3/10 of the remaining pimples. She woke up this morning and groaned in dismay. 20 more pimples had appeared on her face thus making the number of pimples the same as before. How many pimples did she have in the beginning?