无
*注意事项:
7吨30千克=吨
7.8×250=
195÷0.78=
方程为:
①3×0.4=
②3.9÷0.3=
③348÷4.9≈
④1.17+0.83×0=
⑤(5.6+0.56)÷8=
⑴0.67×1.5(得数保留一位小数)
⑵☆7.38÷3.6
⑴42-18.48÷4.2
⑵(0.6+1÷2.5)×7.4
⑶125×4×0.8×2.5
⑷4.125×5.4+2.6×4.125
⑴1.5x-x=3.6
⑵1.2×5+0.7x=20.7
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