两个计算题,
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两个计算题,
11)
=2.8÷0.7
=4
13)
=8.76+1.24-(5.29+2.71)
=10-8
=2
11题是4 12题是2
(11) 原式=(2.8-0)÷0.7=4 (12) 原式=8.76+1.24-(5.29+2.71)=10-8=2
两个计算题,
11)
=2.8÷0.7
=4
13)
=8.76+1.24-(5.29+2.71)
=10-8
=2
11题是4 12题是2
(11) 原式=(2.8-0)÷0.7=4 (12) 原式=8.76+1.24-(5.29+2.71)=10-8=2