五年级下册数学口算训练的第12片、13片、14片、15片、16片的答案

4个回答

  • 10 15 18 20 25 26 30 32 35 40 42 45 55 58 60 70 78 84 85 94 95 100 105 112 125 130 150 180

    3的倍数有(15,30,42,45,60,78,84,105,150,180)

    5的倍数有(10,15,20,25,30,35,40,45,55,60,70,85,95,100,105,125,130,150,180)

    2的倍数有(10,18,20,26,30,32,40,42,58,60,70,78,84,94,100,112,130,150,180)

    既是2的倍数,又是5的倍数有(10,20,30,40,60,70,100,130,150,180)

    既是2的倍数,又是3的倍数有(18,30,42,60,78,84,150,180)

    既是3的倍数,又是5的倍数有(15,30,45,60,105,150,180)

    既是2和5的倍数,又是3的倍数有(30,60,150,180)