1. Calculate

  250 + 300 = .......... 
4930 -  600 = .......... 
  180 -    30 = .......... 
6000 -  600 = .......... 
 
2400 +   800 = .......... 
  230 + 4100 = .......... 
3150 +   600 = .......... 
 
     125 +   425 = ..........
10 000 -    400 = .........
     200 +   775 = ..........
   3000 +   750 = ..........
   8000 -  6000 = .........
   2700 +   300 = .........
 
  900 -    350 = .......... 
  998 -    600 = .......... 
3200 + 2200 = .......... 
  560 +   410 = .......... 
  100 + 9900 = .......... 
1600 +   400 = .......... 
1275 +   725 = .......... 
  970 -        6 = .......... 
  108 +   290 = ..........

  470 +    400 = ........... 
9050 - 70500 = ...........
 

2050 +1700 = ..........
2300 +  500 = ..........
4000 - 1200 = ..........
7000 - 4000 = ..........

1500 + 1700 = ..........
  335 +   635 = ..........
3250 + 2150 = ..........
5000 +   400 = ..........
  400 -        2 = ..........
  350 +   625 = ..........
4963 -  2963 = ..........
8000 -  5000 = ..........
2120 + 2210 = ..........
4900 -    600 = ..........
4400 -      70 = ..........
  254 +   144 = ..........
  500 +   464 = ..........

 


 

 

2. How much are these instruments apprised down.
instrument old price new price price now
mouth-organ 429.- 387.-  
quitar 2995.- 2798.-  
accordion 3045.- 2796.-  
synthesizer 5420.- 5053.-  

 

Calculate here:! 

         
         
         

         
         
         

 

         
         
         

         
         
         

 

 3. A. Which two instruments have almost the same price?

.........................................................................
    B. How much is  the synthesizer's  price higher than  the the mouth-organ?  
        Answer: ...................................... 
    C. How much is the accordion undersell than the synthesizer?
        Answer: ..................................... 
   D. How much you have to pay to buy the accordion and the mouth-organ?  
         Answer: .................................... 

         
         
         

Calculate here.