简算,8×18.6+1.8×82.4-180%=?
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简算,8×18.6+1.8×82.4-180%=?
简算,8×18.6+1.8×82.4-180%=?
简算,8×18.6+1.8×82.4-180%=?
1.8×18.6+1.8×82.4-180%
=1.8×(18.6+82.4)-180%
=1.8×101-180%
=181.8-1.8
=180
1.8×﹙18.6+82.4-1﹚=180