50道六年级简便运算题 有难度的

2026-06-09

1.(1+1/2)(1+1/3)(1+1/4).(1+1/100) 2.(1-1/2)(1-1/3)(1-1/4).(1-1/100) 3.8+2-8+2 4.25*4/25*4 5.7.26-(5.26-1.5) 6.286+198 7.314-202 8.526+301 9.223-99 10.6.25+3.85-2.125+3.875 11.9-2456*21 12.0.5/11.5-4*2.75 13.1/2×3/5 14.3.375+5.75+2.25+6.625 15...

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六年级奥数简便运算50道要快

2026-06-08

1.125*3+125*5+25*3+25 2.9999*3+101*11*(101-92) 3.(23/4-3/4)*(3*6+2) 4. 3/7 × 49/9 - 4/3 5. 8/9 × 15/36 + 1/27 6. 12× 5/6 – 2/9 ×3 7. 8× 5/4 + 1/4 8. 6÷ 3/8 – 3/8 ÷6 9. 4/7 × 5/9 + 3/7 × 5/9 10. 5/2 -( 3/2 + 4/5 ) 11. 7/8 + ( 1/8 + 1/9 ) 12. 9 × 5/6...

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六年级五道简便运算

2026-05-29

1题: 101×55 =(100+1)×55 =100×55+55 =5500+55 =5555 2题: 15×4+25×4 =(15+25)×4 =40×4 =160 (利用乘法分配率) 3题: 50×16×2 =(50×2)×10 =100×16 (利用乘法交换律) 4题: 333×10+999×10 =(333×10)+(333×10)×3 =333×10×4 =3330×4 =13320 (看成4个333×111) 5题: 78+36+22+64 =(78+22)+(36+64)...

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