a) 6,75kg x 3 =20,25kg
b) 7,14m^2 x 5= 35,7 m^2
c) 9,26dm^3 x 10= 92,6 dm^3
a) 6,75 kg x 3 = 20,25 kg
b) 7,14 m2 x 5 = 35,7 m2
c) 2,96 dm3 x 10 = 92,6 dm3
Ủng hộ nhé !
a) 6,75kg + 6,75kg + 6,75kg = 6,75kg x 3 = 20,25kg
b) 7,14\(m^2\)+ 7,14\(m^2\)+ 7,14\(m^2\)x 3 = 7,14\(m^2\)x 5 = 35,7\(m^2\)
c) 9,26\(dm^3\)x 9 + 9,26\(dm^3\)= 9,26\(dm^3\)x 10 = 92,6\(dm^3\)
a ) 6,75 kg + 6,75 kg + 6,75 kg = 6,75 kg x 3
= 20,25 kg
b ) 7,14 m2 + 7,14 m2 + 7,14 m2 x 3 = 7,14 m2 x 5
35,7 m2
c ) 9,26 dm3 x 9 + 9,26 dm3 = 9,26 dm3 x 10
= 92,6 dm3
tk mk vs gửi kết bn nha các bn
a)6,75kg+6,75kg+6,75kg
=6,75kgx3
=20,25
b)7,14m2+7,14m2+7,14m2x3
=7,14m3x3x3
=7,14m2x9
=64,26m2
c)9,26dm3x9+9,26dm3
=9,26dm3x10
=92,6dm3
\(a.6,75kg+6,75kg+6,75kg=6,75kg\times3=20,25kg\)
\(b.7,14m^2+7,14m^2+7,14m^2\times3=7,14m^2\times5=35,7m^2\)
\(c.9,26dm^3\times9+9,26dm^3=9,26dm^3\times10=92,6dm^3\)