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题型:填空题 题类:常考题 难易度:容易
笔算三位数的加减法(含三位数的加减、估算与精确算、应用题)(上海试用本)3353 10
306+228={#blank#}1{#/blank#} 138+275={#blank#}2{#/blank#}
{#blank#}1{#/blank#}
①279-78=
②320+270=
③243+678=
④576+123=
⑤706-567=
⑥627-438=
①700-537=
②566+397=
③★658+276=
④438+562=
⑤724-196=
⑥★604-197=
480 + 160 = 289 + 53 = *708 - 359 =
45 ÷ 7 = 508 - 159 = 38 ÷ 8 =
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