2018年春四年级口算题(七十八)
2018年春四年级口算题(七十八)6+494+401=
172+528+265=
52+748+146=
370+130+32=
3+297+693=
131+169+421=
275+525+113=
849+51+44=
230+370+27=
309+91+249=
439+61+376=
529+271+181=
427+273+54=
105+295+233=
427+273+54=
75+225+593=
608+192+19=
193+7+607=
67+533+170=
63+737+198=
395+5+304=
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