(1.25+2.5)*88 3.3*5.8+67*0.58 2题巧算

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(1.25+2.5)*88 3.3*5.8+67*0.58 2题巧算
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(1.25+2.5)*88 3.3*5.8+67*0.58 2题巧算
(1.25+2.5)*88 3.3*5.8+67*0.58 2题巧算

(1.25+2.5)*88 3.3*5.8+67*0.58 2题巧算
(1.25+2.5)*88
=(1.25*8+2.5*8)*11
=(10+20)*11
=30*11
=330
3.3*5.8+67*0.58
=3.3*5.8+6.7*5.8
=(3.3+6.7)*5.8
=10*5.8
=58