|
895 Stamp |
Name : _________________ |
||
|
There are 190 stamps which are 6-cent stamps and 8-cent stamps. Altogether they cost 1320 cents. How many 6-cent stamps are there? |
There are 230 stamps which are 4-cent stamps and 8-cent stamps. Altogether they cost 1280 cents. How many 4-cent stamps are there? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 895 100 120 120 130 100 ( 570 ) 140 90 120 130 130 ( 610 ) [[ 1180 ]] | ||
|
|
||