29 – [16 + 3.(51 – 49)]
29 - [ 16 + 3 .( 51 - 49 ) ]
\(29-\left[16+3.\left(51-49\right)\right]\)
\(=29-\left[16+3.2\right]\)
\(=29-\left[16+6\right]\)
\(=29-22=7\)
\(29-\left[16+3\left(51-49\right)\right]=29-\left(16+6\right)=29-22=7\)
29 – [16 + 3.(51 – 49)]
29-[16+3.( 51-49)]
=29-16-3.2
=7
a. 20:2 mu2 +5mu9:5mu8
b. 29-[16+3.(51-49)]
a.20:4+5^1
=5+5
=10
b.29-[16+3.3]
=29-[16+9]
=29-25
=4
a) 100 : 52 + 7.32
b) 84 : 4 + 39 : 37 + 50
c) 29 – [16 + 3.(51 – 49)]
d) 5.22 + 98:72
a)100:25+7.9=4+16=20
b)84:4+9+1=31
c)29-(16+3.1)=10
d)5.4+98:49=20+2=22
a) 29 – [16 + 3.(51 – 49)]
b) 5.22 + 98:72
c) 311 : 39 – 147 : 72
d) 295 – (31 – 22.5)2
718 : 716 +22.33
b: =20+98:49
=20+2
=22
c: =9-147:49
=9-3
=6
29-[16+3.(51-49)]
10^2-60:(5^6:5^4-3.5)
(-123)+/-13/+(-7)
a, 29-[16+3.(51-49)]
=29-[16+3.2]
=29-[16+6]
=29-22
=7
b,10^2-60:(5^6:5^4-3.5)
=100-60:(5^2-15)
=100-60:(25-15)
=100-60:10
=100-6
=94
c,(-123)+/-13/+(-7)
=(-123)+13+(-7)
=-110+(-7)
=-117
k nhé mình nhanh nhất
10^2-[ 60/(5^6/5^5-3.5)]
a)3.52 + 15.22 – 26:2
b)53.2 – 100 : 4 + 23.5
c)29 – [16 + 3.(51 – 49)]
d)10 – [(82 – 48).5 + (23.10 + 8)] : 28
hãy giúp tui ik
A = 75 +60-13=122.B = 250-25+40=265.C=29-[16+3.2] ➙29-22=7 D= 10-[16.5+88]:28➙ 10-168:28➙10-6=4
a)9.5+8.10-27
b)36:9+100-27.3
c)29-[16+3.(51-49)]
\(a,9.5+8.10-27\)
\(=45+80-27\)
\(=125-27\)
\(=98\)
\(b,36:9+100-27.3\)
\(=4+100-81\)
\(=104-81\)
\(=23\)
\(c,29-\left[16+3.\left(51-49\right)\right]\)
\(=29-\left[16+3.2\right]\)
\(=29-\left[16+6\right]\)
\(=29-22\)
\(=7\)
a, 9.5 + 8.10 - 27
= 45 + 80 - 27
= 98
b, 36 : 9 + 100 - 27.3
= 4 + 100- 81
= 23
c, 29 - [ 16 + 3.( 51 - 49 ) ]
= 29 - [ 16 + 3. 2 ]
= 29 - 22
= 7
tinh:a)(-29)+61+29-31
b)(131-93-16)-(131-93-4)
c)C=0-1-3-5-7...49-51
a) = -29+29+61-31=30
b) = 131-93-16-131+93+4=12
c) = 0-1-3-5-7-...-49-51=-667