(1) 验算:149×9=894 (2) 验算:37×5=185 (3) 验算:26×3+1=79 (4) 验算:80×5+3=403 (5) 验算:190×3=570 (6) 验算:403×2=806 (7) 验算:171×3+1=514 (8) 验算:205×4+2=822 (9) 验算:66×7+4=466
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