`@Neo`
\(\dfrac{25\times17-24}{26+15\times25}\)
\(=\dfrac{25\times15+25\times2-24}{26+15\times25}\)
\(=\dfrac{25\times15+50-24}{26+15\times25}\)
\(=\dfrac{25\times15+26}{26+15\times25}=1\)
`@Neo`
\(\dfrac{25\times17-24}{26+15\times25}\)
\(=\dfrac{25\times15+25\times2-24}{26+15\times25}\)
\(=\dfrac{25\times15+50-24}{26+15\times25}\)
\(=\dfrac{25\times15+26}{26+15\times25}=1\)
Tính nhanh:
\(\dfrac{17}{13}:\dfrac{51}{26}=\dfrac{17}{13}x\dfrac{26}{51}=\dfrac{17x13x2}{13x17x3}=\dfrac{2}{3}\)
\(\dfrac{33}{38}:\dfrac{11}{19}\)=?
tính nhanh:
33+32-31-30+29+28-27-26+25+24-23-22
cả lời giải mk mới tk
Tính nhanh:
4/3x9/8x16/15x25/24x29/30x....x10000/9999.
Các bạn làm ơn giúp mik vs.ai nhanh mik tick cho nha.thank you very much
tính:
\(2\dfrac{3}{13}\) x \(\dfrac{26}{58}\) x 4 x \(2\dfrac{15}{24}\) x \(\dfrac{8}{21}\)
tính:
\(2\dfrac{3}{13}\) x \(\dfrac{26}{58}\) x 4 x \(2\dfrac{15}{24}\) x \(\dfrac{8}{21}\)
Tính NHANH
\(\dfrac{5}{14}\) + \(\dfrac{7}{13}\) + \(\dfrac{26}{25}\)
Tính nhanh :
A = 26 + 27 + 28 +29 + 30 + 31 + 32 + 33.
Tính nhanh :
A = 26+27+28+29+30+31+32+33
Tính nhanh giá trị của biểu thức:
A = 135 × 1420 + 4 , 5 × 780 × 3 3 + 6 + 9 + . . . + 24 + 27