问题
解答题
脱式计算.
487+2884÷28126+1072÷(583-579)
答案
(1)487+2884÷28,
=487+103,
=590;
(2)126+1072÷(583-579),
=126+1072÷4,
=126+268,
=394.
脱式计算.
487+2884÷28126+1072÷(583-579)
(1)487+2884÷28,
=487+103,
=590;
(2)126+1072÷(583-579),
=126+1072÷4,
=126+268,
=394.