计算题:17×18/19+2/19÷1/18要简算

问题描述:

计算题:17×18/19+2/19÷1/18
要简算

17×18/19+2/19÷1/18
=17×18/19+2/19X18
=18/19X(17+2)
=18

17×18/19+2/19÷1/18
=17×18/19+2/19x18
=18/19x(17+2)
=18/19x19
=18

17×18/19+2/19÷1/18
=17×18/19+2/19×18
=17×18/19+2×18/19
=(17+2)×18/19
=19×18/19
=18