Question

我会直接写出复数。
88+6=                       91- 28=                     260+180=                   400+600=    
44 +18=                    48 - 29=                    800 - 160=                  740+80=    
63÷9=                     28÷7=                      5×9=                        830 - 300=    
42÷6=                     4×8=                        8×8=                        507+30=    
420-8×5=                 720+190 - 340=         7×8+4=                     49÷7=

Answer 1

94；63；440；1000；62；19；640；820；7；4；
45；530；7；32；64；537；380；170；60；7