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)  

Naegi has $36 to be distributed among his three siblings. He gives $15 to Kirigiri and then gives 23 of the remaining cash to Makoto. The rest were given to Komaeda. How much did Komaeda receive

$ ___


Answer:_______________




2)  

Apple wants to update 721 iPhones with the new iOS 7 in three days. On the 1st day, they managed to update 245 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:_______________




3)  

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:_______________




4)  

There are 960 fences to be painted in five days. 240 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:_______________




5)  

Chester sold 616 toy guns in 3 days. He sold 231 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:_______________




6)  

Naegi has $30 to be distributed among his three siblings. He gives $21 to Kirigiri and then gives 23 of the remaining cash to Makoto. The rest were given to Komaeda. How much did Komaeda receive

$ ___


Answer:_______________




7)  

Apple wants to update 609 iPhones with the new iOS 7 in three days. On the 1st day, they managed to update 259 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:_______________




8)  

A family had 45 cupcakes. They ate 20 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:_______________




9)  

There are 510 fences to be painted in five days. 90 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:_______________




10)  

Chester sold 448 toy guns in 3 days. He sold 161 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:_______________




 

1)  

Naegi has $36 to be distributed among his three siblings. He gives $15 to Kirigiri and then gives 23 of the remaining cash to Makoto. The rest were given to Komaeda. How much did Komaeda receive

Answer: $7


SOLUTION 1 :
36
 
 
 
 
 
 
 
 
Remainder
 
 
15 (Kirigiri)
 
 
Makoto
 
 
Komaeda

Step 1: 36 - 15 = 21

Step 2: 3 units = 21

             1 unit = 21 ÷ 3

                       = 7

Step 3: 33 - 23 = 13

Step 4: 1 unit = 7 x 1 

                      = 7

Komaeda received $7.



2)  

Apple wants to update 721 iPhones with the new iOS 7 in three days. On the 1st day, they managed to update 245 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: 340


SOLUTION 1 :
721
 
 
 
 
 
 
 
 
 
 
 
 
Remainder
 
 
245 (1st Day)
 
 
2nd Day
 
 
3rd Day

Step 1: 721 - 245 = 476

Step 2: 7 units = 476

             1 unit = 476 ÷ 7

                       = 68

Step 3: 77 - 27 = 57

Step 4: 5 units = 68 x 5 

                        = 340

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



3)  

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.



4)  

There are 960 fences to be painted in five days. 240 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: 480


SOLUTION 1 :
960
 
 
 
 
 
 
 
 
Remainder
 
 
240 (First 3 days)
 
 
4th Day
 
 
5th Day

Step 1: 960 - 240 = 720

Step 2: 3 units = 720

             1 unit = 720 ÷ 3

                       = 240

Step 3: 33 - 13 = 23

Step 4: 2 units = 240 x 2 

                        = 480

480 fences were painted on the fifth day.



5)  

Chester sold 616 toy guns in 3 days. He sold 231 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: 220


SOLUTION 1 :
616
 
 
 
 
 
 
 
 
 
 
 
 
Remainder
 
 
231 (1st Day)
 
 
2nd Day
 
 
3rd Day

Step 1: 616 - 231 = 385

Step 2: 7 units = 385

             1 unit = 385 ÷ 7

                       = 55

Step 3: 77 - 37 = 47

Step 4: 4 units = 55 x 4 

                        = 220

He sold 220 toy guns on the third day.



6)  

Naegi has $30 to be distributed among his three siblings. He gives $21 to Kirigiri and then gives 23 of the remaining cash to Makoto. The rest were given to Komaeda. How much did Komaeda receive

Answer: $3


SOLUTION 1 :
30
 
 
 
 
 
 
 
 
Remainder
 
 
21 (Kirigiri)
 
 
Makoto
 
 
Komaeda

Step 1: 30 - 21 = 9

Step 2: 3 units = 9

             1 unit = 9 ÷ 3

                       = 3

Step 3: 33 - 23 = 13

Step 4: 1 unit = 3 x 1 

                      = 3

Komaeda received $3.



7)  

Apple wants to update 609 iPhones with the new iOS 7 in three days. On the 1st day, they managed to update 259 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: 250


SOLUTION 1 :
609
 
 
 
 
 
 
 
 
 
 
 
 
Remainder
 
 
259 (1st Day)
 
 
2nd Day
 
 
3rd Day

Step 1: 609 - 259 = 350

Step 2: 7 units = 350

             1 unit = 350 ÷ 7

                       = 50

Step 3: 77 - 27 = 57

Step 4: 5 units = 50 x 5 

                        = 250

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



8)  

A family had 45 cupcakes. They ate 20 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: 15


SOLUTION 1 :
45
 
 
 
 
 
 
 
 
 
 
Remainder
 
 
20 (Monday)
 
 
Tuesday
 
 
Given Away

Step 1: 45 - 20 = 25

Step 2: 5 units = 25

             1 unit = 25 ÷ 5

                       = 5

Step 3: 55 - 25 = 35

Step 4: 3 units = 5 x 3

                        = 15

They gave away 15 cupcakes.



9)  

There are 510 fences to be painted in five days. 90 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: 280


SOLUTION 1 :
510
 
 
 
 
 
 
 
 
Remainder
 
 
90 (First 3 days)
 
 
4th Day
 
 
5th Day

Step 1: 510 - 90 = 420

Step 2: 3 units = 420

             1 unit = 420 ÷ 3

                       = 140

Step 3: 33 - 13 = 23

Step 4: 2 units = 140 x 2 

                        = 280

280 fences were painted on the fifth day.



10)  

Chester sold 448 toy guns in 3 days. He sold 161 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: 164


SOLUTION 1 :
448
 
 
 
 
 
 
 
 
 
 
 
 
Remainder
 
 
161 (1st Day)
 
 
2nd Day
 
 
3rd Day

Step 1: 448 - 161 = 287

Step 2: 7 units = 287

             1 unit = 287 ÷ 7

                       = 41

Step 3: 77 - 37 = 47

Step 4: 4 units = 41 x 4 

                        = 164

He sold 164 toy guns on the third day.