4×(1/12+3/16)-3/4 7/5-5/8-9/16÷3/2 55×55/56 24×(1/4+1/6-1/3) 5/6×3/4+1/6÷4/3简便
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4×(1/12+3/16)-3/4 7/5-5/8-9/16÷3/2 55×55/56 24×(1/4+1/6-1/3) 5/6×3/4+1/6÷4/3简便
4×(1/12+3/16)-3/4 7/5-5/8-9/16÷3/2 55×55/56 24×(1/4+1/6-1/3) 5/6×3/4+1/6÷4/3简便
4×(1/12+3/16)-3/4 7/5-5/8-9/16÷3/2 55×55/56 24×(1/4+1/6-1/3) 5/6×3/4+1/6÷4/3简便
4×(1/12+3/16)-3/4
=1/3+3/4-3/4
=1/3
7/5-5/8-9/16÷3/2
=7/5-5/8-3/8
=7/5-(5/8+3/8)
=7/5-1=2/5
24*(1/4+1/6-1/3)
=6+4-8
=2
5/6×3/4+1/6÷4/3
=5/6*3/4+1/6*3/4
=3/4(5/6+1/6)
=3/4
计算(能简算的要简算) 15/16-(2/3+1/4) 1/4-7/12+3/4-5/12
(2/15+1/12)×3+3/5 4/9×【3/4-(7/16-1/4)】 简便运算
(-3/8+7/12)÷(-1/24)+(-7/16)÷(-1/3/4+7/8)
(32*1/4+17)÷5/12 (25+3/4)÷1/4+1/4 18/25×9/16+7/25*9/16+9/16
(1/3+2/5+3/7+4/9)/(4/3+8/5+12/7+16/9)
简算 12-2/7+1/7÷1/5简算2.8/9*[3/4-(7/16-1/4)]3.1/13+12/13*【5/2-1/3】
8/9×[3/4÷(7/16-1/4)]
8/9*{3/4-(7/16-1/4)}简算
简算;8/9*[3/4-(7/16-1/4)]
8/15*[3/4-(7/16-1/4)]要简算
4×(1/12+3/16)-3/4 7/5-5/8-9/16÷3/2 55×55/56 24×(1/4+1/6-1/3) 5/6×3/4+1/6÷4/3简便
1*2*3*4+2*4*6*8+4*8*12*16/(1*3*5*7+2*6*10*14+4*12*20*28)
裂项法计算:4/1*3-8/3*5+12/5*7-16/7*9+.+40/19*21 (*为乘号)
找规律.3 ,4 ,7 ,12 ,19 ,31 ,( ),81.1 ,1 ,2 ,3 ,5 ,( ) ,13 ,( ),34.1/3 ,4/3 ,7/3 ,( ) ,( ),( ).16 ,8 ,14 ,7 ,12 ,6 ,( ),( )...
简算题 7/10*7/12+5/12÷10/7 (5/8-16/3)÷(1/3+1/4)
找规律 1,4,3,8,(),(),7,16
7-(-16)÷(-4)×3分之1
(1)24+(-14)+(-16)+8(2)(1又3/4-7/8-2又1/4*1/4)*(-32)(3)(-3又1/5)÷(+4/3)-3/4*(-2/15)+3又7/15÷(-4/3)(4)(-3)÷(-1又3/4)*0.75* I-2又1/2 I ÷ I-3I(5)12-(-18)+(-7)-15(6)(-16