28.67×67+3.2×286.7+573.4×0.05=
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28.67×67+3.2×286.7+573.4×0.05=28.67×67+3.2×286.7+573.4×0.05=28.67×67+3.2×286.7+573.4×0.05=28.67×67+3
28.67×67+3.2×286.7+573.4×0.05=
28.67×67+3.2×286.7+573.4×0.05=
28.67×67+3.2×286.7+573.4×0.05=
28.67×67+3.2×286.7+573.4×0.05=28.67 * 67 + 28.67 * 10 * 3.2 + 28.67 * 20 * 0.05 = 28.67 (67 + 32 + 1) =28.67 *100 = 2867
(思路:我看这题时,看到了28.67 ,286.7 ,573.4 它们分别存在10倍,20倍关系)
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
28.67×67+3.2×286.7+573.4×0.05?递等式简便运算
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
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
1、1989?19901990-1990?198919892、(91?48?75)?(25?13?16)1、2.89 4.68+4.68 6.11+4.682、17.48×37-17.48 19+17.48 821、28.67×67+32 286.7+573.4 0.052、34.5 8.23-34.5+2.77 34.51、6.25 0.16+264 0.0625+5.2 6.25+0.625 202、0.035 935+0.035+3 0.035+0.07
28.26*67+3.2*282.6
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.
28.67x67+3.2x286.7+573.4x0.05怎样简便列式:
5 12 67 628
5 12 67 628 (
1.25*67+12.5*3.2+0.125*10=?怎么简便运算
1.18,27,43,68,104,) 2.13,3,36,-27,) 3.2/3,5/7,),17/19,23/29还有一个.-2,11,24,67,),219
3.2X0.5表示3.2的什么