Tính bang cach thuan tien
15,26÷0,25
978,3÷0,125
412,÷0,25
64,32÷0,125
Tinh bang cach thuan tien : 13,25:0,5+13,25:0,25+13,25:0,125
13,25 :0,5+13,25:0,25+13,25:0,125
=13,25:(0,5+0,25+0,125)=13,25:0,875=13,25:7/8=13,25x8/7=106/7=15,14285714
tinh bang cach thuan tien nhat
13,25: 0,5 + 13,24: 0,25 + 13,25 : 0,125
ai nhanh va dung nhat minh se tik
\(13,25:0,5+13,24:0,25+13,25:0,125\)
\(=13,25\times2+13,24\times4+13,25\times8\)
\(=13,25\times\left(2+8\right)+13,24\times4\)
\(=13,25\times10+52,96\)
\(=132,5+52,96\)
\(=185,46\)
CHÚC BN HỌC TỐT!!
Bằng 185,46
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tính bang cach thuan tien nhat
2,46+3,45+7,54
2,46+3,45+7,57
= ( 2,46+7,57)+3,45
=10+3,45
=13,45
Tính bang cach thuan tien:{532*7-266*14}*{532*7+266}
532 x 7 x 14 x ( 266 - 266 )
532 x 7 x 14 x 0
532 x 7 x 0
532 x 0
= 0
TINH BANG CACH THUAN TIEN NHAT
\(\dfrac{1}{3}+\dfrac{6}{5}-\dfrac{1}{5}+\dfrac{2}{3}=2\)
tính bang cach thuan tien
32,6*64+40*32,6-32,6:0,25
32,6x64+40x32,6-32,6:0,25
=32,6x64+40x32,6-32,6x4
=32,6x(60+40-4)
=32,6x100
=3260
32,6*64+40*32,6-32,6:0,25 ( chia 0.25 là nhân 4 )
32,6 * ( 64 + 40 ) - 32.6 x 4
32,6 * 104 - 130.4
3390.4 - 130.4
3260
ủng hộ mk nha
\(32,6.64+40.32,6-32,6:0,25\)
\(=32,6.64+40.32,6-32,6:\frac{1}{4}\)
\(=32,6.64+40.32,6-32,6.4\)
\(=32,6.\left(64+40-4\right)\)
\(=32,6.100\)
\(=3260\)
Hok tốt
tính bang cach thuan tien nhat
198 x 27 + 198 x 72 + 198
198×27+198×72+198
=198×27+198×72+198×1
=198×(27+72+1)
=198×100
=19800
=198x(27+72+1)
=198x100=19800
vậy..............
k mình nha
tinh bang cach thuan tien 2x3x4x5
2 x 3 x 4 x 5
= 6 x 20
= 120
=[ 2 x 5 ] x [ 3 x 4 ]
= 10 x 12
= 120
Tinh bang cach thuan tien 50056456+56442424455x2
50056456+(56442424455x2)=50056456+112884848910
=112934905366