180道简便计算及答案 简便计算所有题型的简便计算,
简便计算所有题型的简便计算,
简便计算所有题型的简便计算,
472+503
=472+500+3
=972+3
=975
143+(57+26)
=143+57+26
=200+26
=226
78-46-14
=78-(46+14)
=78-60
=18
32×125
=4×8×125
=4×(8×125)
=4×1000
=4000
3×125×8
=3×(125×8)
=3×1000
=3000
777÷(160-139)×13的简便计算。 48×125×25的简便计算。
777÷(160-139)×13
=777÷39×13
=777÷3
=259
--------------
48×125×25
=3x(4x125)x(4x25)
=3x500x100
=150000
简便计算: 如果简便计算这题:19.65+4.35*2.6
=19.65+4.35+4.35*1.6
=24+8.7*0.8
=24+(8.7-1.74)
=32.7-1.74
=30.96
(75+360)除(20-5) 能简便计算就简便计算
(75+360)÷(20-5)
=75÷15+360÷15
=5+24
=29
1.25*1.4简便计算 1.25*1.4的简便计算怎么做
1.25 x 1.4=(1+0.25) x( 1+0.4)=1+0.4+0.25+0.1=1.75
3.8÷(3.8×5)68+3.2÷2.5能简便计算就简便计算
3.8÷(3.8×5)68+3.2÷2.5能简便计算就简便计算
=3.8*1/(3.8*5)*68+32/25
=1/5* 68+1.28
=13.6+1.28
=14.88
能简便计算的要简便计算 12.8+2.04×9.5= 4.5×
12.8+2.04×9.5=
=12.8+19.38
=32.18
4.5×3.6+5.2×0.35
=16.2+1.82
=18.02
﹙540-416÷4﹚×105-5 脱式计算,能简便计算就简便计算
﹙540-416÷4﹚×105-5 =(540 -104)﹚×105 -5 =436 ×105 -5 =436×(100+5) -5 =436×100+436×5-5 =43600+ 5 ×(436 -1) =43600+5×435 =43600+2175 =45775
计算(能简便计算要简便计算).37×14+0.25×27+25%×17; 125+...
(1)
3 7×
1 4+0.25×
2 7+25%×
1 7=
3 7×0.25+0.25×
2 7+0.25×
1 7=(
3 7+
2 7+
1 7)×0.25
=
×
1 4=
3 14;
(2)1
2 5+10
6 7+5.6+4
1 7+
12 7-(
5 7+
1 2)
=1
+10
6 7+5.6+4
1 7+
12 7-
5 7-
1 2=(1
2 5+5.6)+(10
6 7+4

1 7
)+(
12 7-
5 7)-
1 2=7+15+1-
简便计算147十236十53十64最简便计算
147+236+53+64
=(147+53)+(236+64)
=200+300
=500