题目内容
脱式计算.
487+2884÷28126+1072÷(583-579)
487+2884÷28126+1072÷(583-579)
(1)487+2884÷28,
=487+103,
=590;
(2)126+1072÷(583-579),
=126+1072÷4,
=126+268,
=394.
=487+103,
=590;
(2)126+1072÷(583-579),
=126+1072÷4,
=126+268,
=394.
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