问题 解答题
口算:
25×4=
58-58=480÷60=8.76-4.27=8×9+8=
360÷36=1000×0.013=3-1.4=45×20=125×7×8=
0.3÷100=48+32=0÷78=420+28=7×5÷7×5=
120×6=84÷4=2.5+0.9=101×28=10-2.3-2.7=
答案

25×4=10058-58=0480÷60=88.76-4.27=4.498×9+8=80
360÷36=101000×0.013=133-1.4=1.645×20=900125×7×8=7000
0.3÷100=0.00348+32=800÷78=0420+28=4487×5÷7×5=25
120×6=72084÷4=212.5+0.9=3.4101×28=282810-2.3-2.7=5

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