1樓:快樂無限
3.25+1.98+10.32-1.98
=(3.25+10.32)+(1.98-1.98)=13.57+0
=13.57
希望能幫到你!
3.25+1.98= 10.32-1.98= 簡便運算!
2樓:匿名使用者
3.25+1.98=3.25-0.02+0.02+1.98=3.23+2=5.23
10.32-1.98=10.32+0.02-0.02-1.98=10.34-2=8.34
3.25+1.98簡便計算
3樓:小小杰知音
3.25+1.98
=3.25+1.75+0.23
=5+0.23
= 5.23
3.25x16十32x1.25用簡便運算
4樓:匿名使用者
3.25x16+32x1.25
=2x16+1.25x16+32x1.25=32+1.25x(16+32)
=32+1.25x8x6
=32+10x6
=32+60=92
5樓:人生如霧如戲
=3.25×16+16×2×1.25
=16×(3.25+2.50)
=16×5.75
=8×11.5
=8×11+8×0.5
=88+4=92
6樓:尨蓇厵菭
3.25×16+32×1.25=92
~回答完畢~
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