Scroll:Fractions >> Subtraction >> ps (3081)


Written Instructions:

For each Multiple Choice Question (MCQ), four options are given. One of them is the correct answer. Make your choice (1,2,3 or 4). Write your answers in the brackets provided..

For each Short Answer Question(SAQ) and Long Answer Question(LAQ), write your answers in the blanks provided.

Leave your answers in the simplest form or correct to two decimal places.



 

1)  

Apple wants to update 917 iPhones with the new iOS 7 in three days. On the 1st day, they managed to update 343 phones. On the 2nd day, they managed to update 27 of the remaining iPhones. How many more iPhones have to be updated on the 3rd day 


Answer:_______________




2)  

There are 450 fences to be painted in five days. 150 fences are painted in the first three days. On the fourth day, 13 of the remaining fences are painted. The rest are painted on the fifth day. How many fences were painted on the fifth day


Answer:_______________




3)  

Naegi has $36 to be distributed among his three siblings. He gives $24 to Kirigiri and then gives 23 of the remaining cash to Makoto. The rest were given to Komaeda. How much did Komaeda receive

$ ___


Answer:_______________




4)  

Chester sold 651 toy guns in 3 days. He sold 140 toy guns on the first day. On the second day, he sold 37 of the remaining toy guns. How many toy guns did he sell on the third day


Answer:_______________




5)  

A family had 30 cupcakes. They ate 10 of them on Monday. On Tuesday, they ate 25 of the remainder. They gave away the rest of the cupcakes. How many cupcakes did they give away


Answer:_______________




6)  

Apple wants to update 777 iPhones with the new iOS 7 in three days. On the 1st day, they managed to update 224 phones. On the 2nd day, they managed to update 27 of the remaining iPhones. How many more iPhones have to be updated on the 3rd day 


Answer:_______________




7)  

There are 930 fences to be painted in five days. 120 fences are painted in the first three days. On the fourth day, 13 of the remaining fences are painted. The rest are painted on the fifth day. How many fences were painted on the fifth day


Answer:_______________




8)  

Naegi has $45 to be distributed among his three siblings. He gives $18 to Kirigiri and then gives 23 of the remaining cash to Makoto. The rest were given to Komaeda. How much did Komaeda receive

$ ___


Answer:_______________




9)  

Chester sold 868 toy guns in 3 days. He sold 266 toy guns on the first day. On the second day, he sold 37 of the remaining toy guns. How many toy guns did he sell on the third day


Answer:_______________




10)  

A family had 35 cupcakes. They ate 15 of them on Monday. On Tuesday, they ate 25 of the remainder. They gave away the rest of the cupcakes. How many cupcakes did they give away


Answer:_______________




 

1)  

Apple wants to update 917 iPhones with the new iOS 7 in three days. On the 1st day, they managed to update 343 phones. On the 2nd day, they managed to update 27 of the remaining iPhones. How many more iPhones have to be updated on the 3rd day 

Answer: 410


SOLUTION 1 :
917
 
 
 
 
 
 
 
 
 
 
 
 
Remainder
 
 
343 (1st Day)
 
 
2nd Day
 
 
3rd Day

Step 1: 917 - 343 = 574

Step 2: 7 units = 574

             1 unit = 574 ÷ 7

                       = 82

Step 3: 77 - 27 = 57

Step 4: 5 units = 82 x 5 

                        = 410

410 more iPhones have to be updated on the 3rd day.



2)  

There are 450 fences to be painted in five days. 150 fences are painted in the first three days. On the fourth day, 13 of the remaining fences are painted. The rest are painted on the fifth day. How many fences were painted on the fifth day

Answer: 200


SOLUTION 1 :
450
 
 
 
 
 
 
 
 
Remainder
 
 
150 (First 3 days)
 
 
4th Day
 
 
5th Day

Step 1: 450 - 150 = 300

Step 2: 3 units = 300

             1 unit = 300 ÷ 3

                       = 100

Step 3: 33 - 13 = 23

Step 4: 2 units = 100 x 2 

                        = 200

200 fences were painted on the fifth day.



3)  

Naegi has $36 to be distributed among his three siblings. He gives $24 to Kirigiri and then gives 23 of the remaining cash to Makoto. The rest were given to Komaeda. How much did Komaeda receive

Answer: $4


SOLUTION 1 :
36
 
 
 
 
 
 
 
 
Remainder
 
 
24 (Kirigiri)
 
 
Makoto
 
 
Komaeda

Step 1: 36 - 24 = 12

Step 2: 3 units = 12

             1 unit = 12 ÷ 3

                       = 4

Step 3: 33 - 23 = 13

Step 4: 1 unit = 4 x 1 

                      = 4

Komaeda received $4.



4)  

Chester sold 651 toy guns in 3 days. He sold 140 toy guns on the first day. On the second day, he sold 37 of the remaining toy guns. How many toy guns did he sell on the third day

Answer: 292


SOLUTION 1 :
651
 
 
 
 
 
 
 
 
 
 
 
 
Remainder
 
 
140 (1st Day)
 
 
2nd Day
 
 
3rd Day

Step 1: 651 - 140 = 511

Step 2: 7 units = 511

             1 unit = 511 ÷ 7

                       = 73

Step 3: 77 - 37 = 47

Step 4: 4 units = 73 x 4 

                        = 292

He sold 292 toy guns on the third day.



5)  

A family had 30 cupcakes. They ate 10 of them on Monday. On Tuesday, they ate 25 of the remainder. They gave away the rest of the cupcakes. How many cupcakes did they give away

Answer: 12


SOLUTION 1 :
30
 
 
 
 
 
 
 
 
 
 
Remainder
 
 
10 (Monday)
 
 
Tuesday
 
 
Given Away

Step 1: 30 - 10 = 20

Step 2: 5 units = 20

             1 unit = 20 ÷ 5

                       = 4

Step 3: 55 - 25 = 35

Step 4: 3 units = 4 x 3

                        = 12

They gave away 12 cupcakes.



6)  

Apple wants to update 777 iPhones with the new iOS 7 in three days. On the 1st day, they managed to update 224 phones. On the 2nd day, they managed to update 27 of the remaining iPhones. How many more iPhones have to be updated on the 3rd day 

Answer: 395


SOLUTION 1 :
777
 
 
 
 
 
 
 
 
 
 
 
 
Remainder
 
 
224 (1st Day)
 
 
2nd Day
 
 
3rd Day

Step 1: 777 - 224 = 553

Step 2: 7 units = 553

             1 unit = 553 ÷ 7

                       = 79

Step 3: 77 - 27 = 57

Step 4: 5 units = 79 x 5 

                        = 395

395 more iPhones have to be updated on the 3rd day.



7)  

There are 930 fences to be painted in five days. 120 fences are painted in the first three days. On the fourth day, 13 of the remaining fences are painted. The rest are painted on the fifth day. How many fences were painted on the fifth day

Answer: 540


SOLUTION 1 :
930
 
 
 
 
 
 
 
 
Remainder
 
 
120 (First 3 days)
 
 
4th Day
 
 
5th Day

Step 1: 930 - 120 = 810

Step 2: 3 units = 810

             1 unit = 810 ÷ 3

                       = 270

Step 3: 33 - 13 = 23

Step 4: 2 units = 270 x 2 

                        = 540

540 fences were painted on the fifth day.



8)  

Naegi has $45 to be distributed among his three siblings. He gives $18 to Kirigiri and then gives 23 of the remaining cash to Makoto. The rest were given to Komaeda. How much did Komaeda receive

Answer: $9


SOLUTION 1 :
45
 
 
 
 
 
 
 
 
Remainder
 
 
18 (Kirigiri)
 
 
Makoto
 
 
Komaeda

Step 1: 45 - 18 = 27

Step 2: 3 units = 27

             1 unit = 27 ÷ 3

                       = 9

Step 3: 33 - 23 = 13

Step 4: 1 unit = 9 x 1 

                      = 9

Komaeda received $9.



9)  

Chester sold 868 toy guns in 3 days. He sold 266 toy guns on the first day. On the second day, he sold 37 of the remaining toy guns. How many toy guns did he sell on the third day

Answer: 344


SOLUTION 1 :
868
 
 
 
 
 
 
 
 
 
 
 
 
Remainder
 
 
266 (1st Day)
 
 
2nd Day
 
 
3rd Day

Step 1: 868 - 266 = 602

Step 2: 7 units = 602

             1 unit = 602 ÷ 7

                       = 86

Step 3: 77 - 37 = 47

Step 4: 4 units = 86 x 4 

                        = 344

He sold 344 toy guns on the third day.



10)  

A family had 35 cupcakes. They ate 15 of them on Monday. On Tuesday, they ate 25 of the remainder. They gave away the rest of the cupcakes. How many cupcakes did they give away

Answer: 12


SOLUTION 1 :
35
 
 
 
 
 
 
 
 
 
 
Remainder
 
 
15 (Monday)
 
 
Tuesday
 
 
Given Away

Step 1: 35 - 15 = 20

Step 2: 5 units = 20

             1 unit = 20 ÷ 5

                       = 4

Step 3: 55 - 25 = 35

Step 4: 3 units = 4 x 3

                        = 12

They gave away 12 cupcakes.