【题目】直接写出得数。
647-(147+289)=
= 100÷12.5÷8=
=
= 0.64+1.36= 6÷0.5=
=
(
)×28= 1.75+
= 56×
=
=
【答案】211;100;1;
;
1.35;2;12;33;
22;2;8;![]()
【解析】
根据整数小数分数加减乘除法的计算方法解答。
647-(147+289)=647-147-289=500-289=211;
=10×10=100;
100÷12.5÷8=100÷(12.5×8)=100÷100=1;
=(
÷
)×(
×
)=1×
=![]()
=1.35×(
)=1.35×1=1.35;
0.64+1.36=2;6÷0.5=12;
=2×2×2+5×5=8+25=33;
(
)×28=
×28+
×28=12+10=22
1.75+
=1.75+0.25=2;56×
=8;
=
=
=![]()