优优班--学霸训练营 > 知识点挑题
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            • 1. 直接写得数.
              2
              3
              =
              3
              4
              ÷12=
              4-
              6
              7
              =
              12
              13
              ÷4=
              1
              2
              ÷
              1
              3
              =
              1
              5
              ÷5=
              1
              5
              =
              8
              9
              ÷
              1
              8
              =
              4
              5
              ÷
              8
              15
              =
              1
              3
              ÷20=
              4
              9
              ÷
              2
              9
              =
              8+
              1
              8
              =
            • 2. 直接写出得数.
              0.25×16=15.7÷3.14=12.8×2.5+12.8×7.5=
              2
              3
              ×
              3
              4
              =
              4
              5
              -
              3
              4
              =
              0.42+3.29+0.58+5.71=
              0.389×101-0.389=
              51
              57
              ÷
              17
              19
              =
              1
              10
              +0.25+65%=
            • 3. 计算下面各题
              3
              5
              ×20=
              5
              7
              +
              1
              3
              =
              1
              7
              ×
              2
              3
              =
              2
              9
              ×18=
              3
              4
              -
              1
              8
              =
              2
              9
              ×4=
              4
              15
              ×
              5
              8
              =
              4
              5
              ×
              1
              8
              =
            • 4. 口算我最棒!
              700×4=302×4=131×0=300×5=
              450-70=102×4=160+240=93+40=
              58+24=
              3
              9
              +
              2
              9
              =
              2
              7
              +
              5
              7
              =
              1-
              2
              3
              =
            • 5. 口算
              1
              3
              +
              2
              3
              ÷2=
              25÷
              1
              5
              =
              1
              5
              ×5=
              12×101=
              1
              6
              ×
              1
              6
              ÷
              1
              6
              ×
              1
              6
              =
              0.83+3%=
              1
              7
              -
              1
              9
              =
              16÷16%=
            • 6. 脱式计算
              35×2÷7        0.3+9.5-6.8         2.7÷1.8×0.5
              1
              2
              +
              3
              10
              -
              1
              5
                       
              4
              5
              -
              3
              10
              +
              2
              3
                           
              1
              2
              -(
              3
              4
              -
              3
              8
            • 7. 直接写得数
              0.328×10=10.6×100=7.4÷10=1-20%=
              1
              5
              +
              4
              5
              =
              5
              8
              -
              3
              16
              =
              220×
              5
              11
              =
              6
              7
              -
              3
              14
              =
              1
              3
              ÷2×18=
              1
              4
              +
              1
              3
              )×36=
            • 8. 直接写出得数.
              5
              8
              +
              7
              8
              =
              1-
              1
              10
              =
              4
              9
              +
              1
              3
              =
              3
              4
              +
              3
              8
              =
              6
              7
              -
              2
              7
              =
              1
              3
              -
              1
              4
              =
              5
              6
              -0.5=
              50÷150=
            • 9. 直接写出得数
              2
              7
              ×2=
              7
              12
              +
              1
              2
              =
              4×(
              1
              12
              +
              1
              4
              )=
              1
              2
              ×99+99×
              1
              2
              =
              1÷37.5%=
              14
              19
              ÷
              7
              19
              =
              1
              4
              -
              1
              5
              )×20=
              1
              6
              +
              5
              6
              ×
              1
              5
              =
            • 10. 直接写出得数.
              3.6+7.9=3-
              1
              3
              =
              3.14×42=
              0.25×8=55÷
              1
              5
              =
              3
              2
              ×
              2
              3
              =
            0/40

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