số bé:106

số lớn:128

Số thứ 1= (234 - 22) : 2 = 106

Số thứ 2= 234 - 106 = 128

33/49x121/5x3/22=1089/490

1089/490

= 11x2+11x6+11x11+11x9+11x2

= 11x(2+6+11+9+2)

= 11x30

= 11x3x10

= 33x10

=330

11*2+11*6+11*11+11*9+11*2=11*(2+6+11+9+2)=11*30=330

******nha

a: \(828\times22+828\times34+828\times44\)

\(=828\times\left(22+34+44\right)\)

=828x100

=82800

b: \(462\times483-462\times83\)

\(=462\times\left(483-83\right)\)

\(=462\times400=184800\)

c: \(74\times8+74\times2\)

=74x(8+2)

=74x10

=740

d: 243x45+243x55

=243x(45+55)

=243x100

=24300

e: 87x2+87x3+87x5

=87x(2+3+5)

=87x10

=870

f: 168x4+168x3+168x2

=168x(4+3+2)

=168x9

=1512

g: 234x135-234x35

=234x(135-35)

=234x100

=23400

\(\frac{24}{56}=\frac{24:8}{56:8}=\frac37\)

\(\frac{22}{121}=\frac{22:11}{121:11}=\frac{2}{11}\)

\(\frac{196}{28}=\frac{196:28}{28:28}=\frac71=7\)

\(\frac{26}{169}=\frac{26:13}{169:13}=\frac{2}{13}\)

\(\frac{221}{187}=\frac{221:17}{187:17}=\frac{13}{11}\)

45/27=5/3

25/50=1/2

12/21=4/7

24/56=3/7

22/121=2/11

196/28=7

26/169=2/13

221/187=13/11

a = (81+19)+35

=100+35=135

b = (78+22)+(65+135)

=100+200=300

c = (234+17716)+23

=17950+23=17973

d = (99+1)+85

=100+85=185

a) 81 + 35 + 19 = (81 + 19) + 35 = 100 + 35 = 135

b) 78 + 65 + 135 + 22 = (78 + 22) + (135 + 65) = 100 + 200 = 300

c) 234 + 17716 + 23 = 17950 + 23 = 17973

d) 85 + 99 + 1 = 85+ (99 + 1) = 85 + 100 = 185

6 nha ban

tổng số gói kẹo là:

121 x 24=2904(gói)

nếu mỗi hộp chứa 22 gói kẹo thì cần số hộp là:

2904:22=132

xin hãy giúp mik ik

a, 8600
b, 5000