23+5= 37+1= 29-3= 38-3= 15-4=

18-2= 30+8= 43+1= 86+2= 70+3=

30-2= 72-2= 66-4= 39-2= 20-9=

53+5= 35+2= 39-4= 8+50= 20-1=

40+6= 62+7= 89-5= 63+3= 34-2=

50-4= 11+2= 53-3= 60+8= 80-7=

32+4= 26-5= 84+4=

35-10= 71+9=

18-4= 66+10= 83-3= 71+5= 60-5=

36+3= 58+30= 28-7= 87-10= 80-6=

【奥数网 - 小学一年级】

62-8= 81-3= 84-8= 62-8= 42+4=

33+6= 5+39= 27-6= 74-20= 21+9=

51-4= 8+56= 56-9= 36-6= 63-50=

48+5= 53+9= 79+6= 52-8= 6+54=

50-9= 60+4= 5+47= 26+8= 50-5=

44-9= 37-8= 71-6= 5+37= 46+3=

55-5= 92-4= 41-9= 94-60= 43+6=

5+49= 83-8= 23+4= 6+33= 95-70=

53+8= 61-7= 46+6= 69-8= 73+8=

62-20= 32+8= 74-6= 56+4= 34+50=

55+2= 57-4= 3+54= 10+78= 61-4=