Singapore 4th Grade Math Worksheet: 8 Fractions

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Kristopher Hutchinson
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1 Singapore 4th Grade Math Worksheet: 8 Fractions Name: Date: Question 1 Bob went to the zoo last week and was captivated by the lovely baby elephants. Some were pink and some were blue. He kidnapped them and brought them home. When he counted his elephants, he found that the number of pink elephants was 2 1/2 times the number of blue elephants. What fraction of the elephants was blue? Question 2 Sorcerer Shaun had 1 1/4 times as many pickled toads as pickled porcupines. What fraction of the total pickled animals were pickled porcupines?

2 Question 3 Bob wore a bear suit for Halloween and went trick-or-treating. He came back home later with some chocolates and lollipops. He had 3 2/3 times as many chocolates as lollipops. What fraction of the total were lollipops? Question 4 Witch Wilda had white hair sticking out of her nostrils. The amount of hair in her right nostril was 4 1/6 times the amount in her left nostril. What fraction of the total amount of hair was in her left nostril?

3 Question 5 Wizard Wozu introduced 96 viruses into his computer. Sorcerer Sodhu introduced 2 1/3 times as many viruses as Wozu. How many viruses did the evil men introduce into their computers altogether? Question 6 Mala and Bala went fairy hunting in the woods near their house. Bala caught 56 fairies with his net. Mala caught 3 1/2 times as many fairies as Bala. They later put all the fairies in a small castle they had built. How many fairies did they put in the castle?

4 Question 7 I have a hound and a mastiff. They are expert at begging. When they begged us for food at the dinner table last night, we gave the hound 75 meatballs. The mastiff received 1 2/5 times as many meatballs as the hound. How many more meatballs than the hound did the mastiff get? Question 8 Count Cuckoola and Count Dukula were short of vampire bats. They entered a cave last night and caught some bloodthirsty vampire bats. Count Cuckoola, who could also fly, caught 3 1/4 times as many bats as Count Dukula. Count Dukula caught 196 beautiful bats. How many more bats than Count Dukula did Count Cuckoola catch?

5 Question 9 Sally went scuba diving in the Red Sea yesterday. She saw 240 mermaids and octopuses doing their math homework at the bottom of the sea. There were 2 3/4 times as many mermaids as octopuses. How many more mermaids than octopuses did Sally see? Question 10 Later, 161 tiger sharks and nurse sharks joined the mermaids and octopuses. They had to do their English homework. There were 2 1/2 times as many tiger sharks as nurse sharks. How many more tiger sharks than nurse sharks were doing their homework?

Question 11 Muthu visited a fortune teller yesterday. When the fortune teller looked into the crystal ball, he nearly fainted. Muthu had a terrible future.

6 Question 11 Muthu visited a fortune teller yesterday. When the fortune teller looked into the crystal ball, he nearly fainted. Muthu had a terrible future. In two days time, he would be torn to pieces by 714 wild hippos and crocs. The number of crocs would be 3 1/4 times the number of hippos. How many more crocs than hippos would tear poor Muthu to pieces? Question 12 Nathan was walking in the woods when he was accosted by 513 giggling gibbons and chimpanzees. There were 4 2/5 times as many gibbons as chimpanzees. Nathan gave them a banana each. How many more gibbons than chimpanzees were there?

Question 13 Ah Leong loved hamsters. He kept 459 wooly and bald hamsters in his house. 3/4 of the wooly hamsters was the same number as 3/5 of the bald hamsters.

7 Question 13 Ah Leong loved hamsters. He kept 459 wooly and bald hamsters in his house. 3/4 of the wooly hamsters was the same number as 3/5 of the bald hamsters. Unfortunately, his house burned down yesterday and all his hamsters were fried to a crisp. How many more bald hamsters than wooly hamsters perished in the flames? Question 14 I had a shock when I walked into my room yesterday. 252 cockroaches were playing musical instruments on my bed. Some were playing the guitar and the rest were playing the piano. 2/5 of those playing the guitar was equal to 2/9 of those playing the piano. How many more cockroaches were playing the piano than the guitar?

Question 15 252 armed mobsters walked into a bank to rob some money. Some of them had pimples on their faces. The rest had hairy warts. 4/5 of those with pimples was equal to 4/7 of those with warts.

8 Question armed mobsters walked into a bank to rob some money. Some of them had pimples on their faces. The rest had hairy warts. 4/5 of those with pimples was equal to 4/7 of those with warts. The bank manager had a machine gun. He gunned down all the mobsters. How many more "warty" mobsters than "pimply" mobsters died that day? Question 16 I hadn't taken a shower for a year so my body was full of fleas. In fact, there were altogether 540 fleas sucking my blood every day. The amazing thing about the fleas was that they all had beautiful hair. Some were blondes. The rest were brunettes. 5/6 of the blondes was equal to 5/9 of the brunettes. My pet chimp picked them out of my body yesterday and popped them into its mouth. How many more brunettes than blondes ended up in my chimp's tummy?

9 Question 17 Santa had a terrible illness last Christmas so he called upon his trustworthy flamingo to deliver toys to all the good children in a small town called Swodu. Flappy Flamingo delivered altogether 286 dolls and toy cars. 2/5 of the dolls was equal to 1/3 of the toy cars. How many more toy cars than dolls did he deliver to the happy kids? Question chickens took their math test on Friday. Some of them were smart and some stupid. 3/4 of the smart chickens was equal to 1/3 of the stupid chickens. How many more stupid chickens than smart chickens took their test?

10 Question 19 Clara pierced her face 153 times. Then she decorated her face with gold and silver rings. 3/5 of the gold rings was equal to 1/4 of the silver rings. How many more silver rings than gold rings does she have on her face? Question 20 In a sumo wrestling competition, Shiro had to wrestle with 247 muscular mermaids and strong spiders. 4/7 of the mermaids was equal to 1/3 of the spiders. How many more creepy spiders than pretty mermaids did Shiro wrestle with?

11 Answers Q1-2/7, Q2-4/9, Q3-3/14, Q4-6/31 Q5-320, Q6-252, Q7-30, Q8-441 Q9-112, Q10-69, Q11-378, Q Q13-51, Q14-72, Q15-42, Q Q17-26, Q18-175, Q19-63, Q20-65

Singapore 4th Grade Math Worksheet: 13 Challenging Problems

Singapore 4th Grade Math Worksheet: 13 Challenging Problems Name: Date: Question 1 I had a shock when I entered my school bus last Monday. There were 214 gorillas and chimps in the bus. There were 36 fewer