2018年小学三年级口算练习题(四十四)
2018年小学三年级口算练习题(四十四)533-512 = 322-321 = 981-928 = 891-867 = 108-74 =
202-117 = 151-109 = 808-757 = 691-632 = 121-77 =
463-370 = 2+21 = 867-864 = 150-110 = 181-101 =
400-316 = 332-294 = 213-142 = 885-860 = 425-365 =
501-458 = 710-641 = 484-481 = 443-355 = 239-154 =
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