试题 试卷
题型:计算题 题类:常考题 难易度:普通
加法的运算定律4847
(1+0.12+0.23)×(0.12+0.23+0.34)﹣(1+0.12+0.23+0.34)×(0.12+0.23)=
66.6×7.6+334×0.24+13.36×38=
998877+988776+887766+877665+776655+766554+665544+655443=
(1×2×3×4×…×9×10×11)÷(28×27×25×24×22)=
1.23452+0.76552+2.469×0.7655=
54+47+51+52+48+50+49+53+51+48=50×{#blank#}1{#/blank#}+({#blank#}2{#/blank#}+1+{#blank#}3{#/blank#}+3+{#blank#}4{#/blank#})-(3+{#blank#}5{#/blank#}+{#blank#}6{#/blank#}+2)=500+11-8={#blank#}7{#/blank#}
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