几道简算题51.53.5×35.3+53.5×43.2+78.5×46.52.235×12.1++235×42.2-135×54.33.3.75×735-3/8×5730+16.2×62.5
来源:学生作业帮助网 编辑:六六作业网 时间:2024/11/09 03:43:38
几道简算题51.53.5×35.3+53.5×43.2+78.5×46.52.235×12.1++235×42.2-135×54.33.3.75×735-3/8×5730+16.2×62.5几道简算题
几道简算题51.53.5×35.3+53.5×43.2+78.5×46.52.235×12.1++235×42.2-135×54.33.3.75×735-3/8×5730+16.2×62.5
几道简算题5
1.53.5×35.3+53.5×43.2+78.5×46.5
2.235×12.1++235×42.2-135×54.3
3.3.75×735-3/8×5730+16.2×62.5
几道简算题51.53.5×35.3+53.5×43.2+78.5×46.52.235×12.1++235×42.2-135×54.33.3.75×735-3/8×5730+16.2×62.5
53.5×35.3+53.5×43.2+78.5×46.5
=53.5×(35.3+43.2)+78.5×46.5
=53.5×78.5+78.5×46.5
=(53.5+46.5)×78.54
=100×78.54=7850
235×12.1++235×42.2-135×54.3
=235×(12.1+42.2)-135×54.3
=235×54.3-135×54.3
=100×54.3
=5430
3.75×735-3/8×5730+16.2×62.5
=0.375×7350-0.375×5730+16.2×62.5
=0.375×1620+16.2×62.5
=37.5×16.2+16.2×62.5
=16.2×100
=1620
7850,5430,1620。
7850,5430,1620。
几道简算题51.53.5×35.3+53.5×43.2+78.5×46.52.235×12.1++235×42.2-135×54.33.3.75×735-3/8×5730+16.2×62.5
几道简算题4计算下面各题:1.6.8×16.8+19.3×3.22.139×137/138+137×1/1383.4.4×57.8+45.3×5.6
几道简算题9计算:1.1991^2-1990^22.9999^2+199993.999×274+6274 再具体点
计算题 (a+b)²
计算题,多一些,难一点的,还要附带答案.计算题不是填空题
计算题,计算题
初一北师大版的数学下册的300道计算题但我要的是纯计算题,例:①先化简后求值:m(m-3)-(m+3)(m-3),其中m=-4.
几道简算题99又656/657*4562009*20102010-2010*20092009
简便计算题四年级99999*27-33333*51-66666*51
计算题53* 99简便计算我准备要.马上
简便计算题4.6/72*53*7.2/5.3/46
计算题 40°51‘+29°45’=( )
[1+x-y][x+y-1]计算题
求解计算题:(0.9+0.09+0.009+...)*2009
简便计算题 23 × 0.1 + 2.3 × 9.9
计算题 -6-6+9
一道记算题记算题:24除以54分之53(能简便地要简便,把过程写下来)
简算题