急需20道简便运算题!不要太难,不要简单!5年级水平!快!

1个回答

  • 158+262+138 375+219+381+225 5001-247-1021-232

    (181+2564)+2719 378+44+114+242+222 276+228+353+219

    (375+1034)+(966+125) (2130+783+270)+1017 99+999+9999+99999

    7755-(2187+755) 2214+638+286 3065-738-1065 899+344

    2357-183-317-357 2365-1086-214 497-299 2370+1995

    158+262+138

    375+219+381+225

    5001-247-1021-232

    (181+2564)+2719

    378+44+114+242+222

    276+228+353+219

    (375+1034)+(966+125)

    (2130+783+270)+1017

    99+999+9999+99999

    7755-(2187+755)

    2214+638+286

    3065-738-1065

    899+344

    2357-183-317-357

    2365-1086-214

    497-299

    2370+1995

    3999+498

    1883-398

    12×25

    75×24

    138×25×4

    (13×125)×(3×8)

    (12+24+80)×50

    704×25

    3999+498 1883-398 12×25 75×24

    138×25×4 (13×125)×(3×8) (12+24+80)×50 704×25

    25×32×125 32×(25+125) 88×125 102×76 58×98

    178×101-178 84×36+64×84 75×99+2×75 83×102-83×2

    98×199 123×18-123×3+85×123 50×(34×4)×3 25×(24+16)

    178×99+178 79×42+79+79×57 7300÷25÷4 8100÷4÷75

    16800÷120 30100÷2100 32000÷400 49700÷700

    1248÷24 3150÷15 4800÷25 21500÷125