小學二年級數(shù)學題,找規(guī)律填數(shù)
2025-10-08
題目: 找規(guī)律填數(shù): 28 17 14 19 15 22 21 30 38 37 26 23()()()()()() 解答:28-17=11 37-26=11 17-14=3 26-23=3 19-14=5 23+5=28 19-15=4 28-4=24 22-15=7 24+7=31 22-21=1 31-1=30 30-21=9 30+9=39 38-30=8 39+8=47...
2025-10-08
題目: 找規(guī)律填數(shù): 28 17 14 19 15 22 21 30 38 37 26 23()()()()()() 解答:28-17=11 37-26=11 17-14=3 26-23=3 19-14=5 23+5=28 19-15=4 28-4=24 22-15=7 24+7=31 22-21=1 31-1=30 30-21=9 30+9=39 38-30=8 39+8=47...