巧算 46+32+54 546+785-146 0.7+3.9+4.3+6.1 25*49*4 8* (36*125)
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巧算 46+32+54 546+785-146 0.7+3.9+4.3+6.1 25*49*4 8* (36*125) 8*4*12.5*0.25 2.7*4.8+2.7*5.2
905*99+905
13*10.2
905*99+905
13*10.2
46+32+54
=54+46+32
=100+32
=132
546+785-146
=546-146+785
=400+785
=1185
0.7+3.9+4.3+6.1
=4.3+0.7+3.9+6.1
=5+10
=15
25*49*4
=25*4*49
=100*49
=4900
8* (36*125)
=8*125*36
=1000*36
=36000
8*4*12.5*0.25
=12.5*8*4*0.25
=100*1
=100
2.7*4.8+2.7*5.2
=2.7*(4.8+5.2)
=2.7*10
=27
905*99+905
=905*(99+1)
=905*100
=90500
13*10.2
=13*10+13*0.2
=130+2.6
=132.6
祝学习进步
再问: 嘻嘻 其实我学语文英语很好 数学有点满
=54+46+32
=100+32
=132
546+785-146
=546-146+785
=400+785
=1185
0.7+3.9+4.3+6.1
=4.3+0.7+3.9+6.1
=5+10
=15
25*49*4
=25*4*49
=100*49
=4900
8* (36*125)
=8*125*36
=1000*36
=36000
8*4*12.5*0.25
=12.5*8*4*0.25
=100*1
=100
2.7*4.8+2.7*5.2
=2.7*(4.8+5.2)
=2.7*10
=27
905*99+905
=905*(99+1)
=905*100
=90500
13*10.2
=13*10+13*0.2
=130+2.6
=132.6
祝学习进步
再问: 嘻嘻 其实我学语文英语很好 数学有点满
巧算 46+32+54 546+785-146 0.7+3.9+4.3+6.1 25*49*4 8* (36*125)
1.45+32+54 2.546+785-146 3.25x49x4 4.8x(36x125) 5.0.7+3.9+4.
546+785-146简算
546 785-146怎样简算
巧算:/除号第一题:(720+18)/6 第二题:73/36+105/36+146/46
4,8/9,16/27,(),36/125,216/49
3.9*2.8-8.9*2.9+3.9*6.1(巧算)
85-46+26 (13+18)*6 65*5*2 249+402 15*23*4 36*25 25*125*32 35
(125+125+125)×8 巧算 算式
简便计算 126×1/125 7.56+3.9+6.1+2.44 36÷【(5/6-2/3)】×3
54*(25+17) 8*(125*11) 243-99 32*25*12 4436-(651+436) 63*10+9
8*(125*42+125*158)巧算