《2025年计算全能四年级数学下册人教版》

口算题。
125×8 = 100÷25 = 25×7 = 0÷478 =
42÷3 = 13×4 = 65÷13 = 580 - 410 =
120×7 = 198÷9 = 210×6 = 240÷6 =
39÷3 = 250÷25 = 1000 - 620 = 740 - 350 =
90÷15 = 720÷12 = 38 + 90 = 600÷20 =
400×14 = 320 + 4500 = 440÷40 = 418 + 116 =
25×40 = 50×30 = 28 + 57 = 250÷50 =
260×2 = 56÷14 = 312×6 = 270÷90 =
46×6 = 280÷40 = 480÷2 = 50×31 =
320 - 190 = 308×7 = 324×20 = 31×30 =
260 - 98 = 156 + 99 = 312÷4 = 218 + 537 =
240÷15 = 5×490 = 35×60 = 26×30 =

答案： 1000@@4@@175@@0@@14@@52@@5@@170@@840@@22@@1260@@40@@13@@10@@380@@390@@6@@60@@128@@30@@5600@@4820@@11@@534@@1000@@1500@@85@@5@@520@@4@@1872@@3@@276@@7@@240@@1550@@130@@2156@@6480@@930@@162@@255@@78@@755@@16@@2450@@2100@@780

计算下面各题，怎样简便就怎样计算。
98×101 645 - 180 - 245 4×8×125×9
778 + 57 + 243 - 178 22×98 + 2×22 3500÷14÷5

答案： 9898@@220@@36000@@900@@2200@@50