题目
直接写得数。
+ = 36× = 5÷ = - =
× = ÷ = ×25= ÷ =
÷5= × = 16× = × =
- = 54÷ = ( + )×18= × =
6÷ = ÷7 = - = 42× =
30× ×5= × = 3- = ÷ =
× = + = 8× = 24÷ =
÷ = ×12= - = ÷ =
× = ÷15 = ×72= + =
× = ÷ = - = ×13+ =
答案:15+415=715 36×13=12 5÷18=40 18-19=172 89×34=23 37÷17=3 310×25=152 78÷14=72 34÷5=320 916×23=38 16×78=14 625×52=35 35-12=110 54÷92=12 (16+19)×18=5 58×1615=23 6÷15=30 712÷7=112 14-16=112 42×56=35 30×15×5=30 49×32=23 3-78=218 34÷45=1516 712×314=18 38+12=78 8×320=65 24÷34=32 115÷13=15 56×12=10 15-19=445 17÷514=25 76×314=14 56÷15=118 59×72=40 17+18=1556 59×35=13 49÷49=1 35-13=415 57×13+57=10