28.67×67+3.2×286.7+573.4×0.05?递等式简便运算
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28.67×67+3.2×286.7+573.4×0.05?递等式简便运算28.67×67+3.2×286.7+573.4×0.05?递等式简便运算28.67×67+3.2×286.7+573.4×0
28.67×67+3.2×286.7+573.4×0.05?递等式简便运算
28.67×67+3.2×286.7+573.4×0.05?
递等式简便运算
28.67×67+3.2×286.7+573.4×0.05?递等式简便运算
28.67×67+3.2×286.7+573.4×0.05?=286.7×6.7+3.2×286.7+286.7×2×0.05 =286.7×(6.7+3.2+0.1) =286.7×10 =2867
28.67×67+3.2×286.7+573.4×0.05?递等式简便运算
28.67×67+3.2×286.7+573.4×0.05=
28.67×67+573.4×0.05+3.2×286.7简便算
28.67×67+3.2×286.7+573.4×0.05简便计算及答案
28.67x67十3.2×286.7+573.4×0.05 3÷(3x28.67x67十3.2×286.7+573.4×0.05 3÷(3x4)÷(4×5)÷(5x6)÷(6÷7)÷(7x8)÷(8x9)(简算)
28.67*67+286.7*32+573.4*0.05咋么简便计算?
28.67+3.2*286.7+573.4*0.05的简便算法
速算与巧算![26×(6-2.5)÷0.5-25]×0.2 1993×20002000-2000×1993199379.31×0.6783×0.25+23.56+6.783×7.931×0.75-0.125×0.7931×67.83×8987×19861986-1986×19871987 6.8×0.32+0.32×4.2-8÷2528.67×67+3.2×286.7+573.4×0.
1、75*4.7+15.9*252、28.67*67+32*286.7+573.4*0.053、172.4*6.2+2724*0.384、(图)
简便计算题28.67*67+32*28.67+573.4*0.05
2-3-4+5+6-7-8+9+.+66-67-68
0.625×5.8+5/8×3.2+5/8 简便计算
当x=3.2时,求5x+7x+2.7的值
6x+3乘2.5=67.5 6x+3乘2.5=67.5
67+×89+67×11怎样用简便计算
巧算:3×99+9×67
简便计算:3.3×6.7+0.67×67
1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20 =