①2002×
②3.5× +1.25× +3.8÷
③0.125× + ×6.25-12.5%
④1÷(1.3÷1.7)÷(1.7÷7)÷(7÷2.6)
⑤(5.77× + × )×( -1÷ )
⑥( + )× +0.6×( + )
⑦ + + +……+ +
⑧[( - )×1.5+2.45]×(1.7- )
⑨ × + × + ×
⑩ - + - +
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