简便运算:9.8÷14 (6.4+3.2)÷8 35÷(0.35×4) 63.2×0.1+6.32×9
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简便运算:9.8÷14 (6.4+3.2)÷8 35÷(0.35×4) 63.2×0.1+6.32×9
我上面写的不清楚:简便运算:① 9.8÷14 ②(6.4+3.2)÷8 ③ 35÷(0.35×4) ④63.2×0.1+6.32×9
我上面写的不清楚:简便运算:① 9.8÷14 ②(6.4+3.2)÷8 ③ 35÷(0.35×4) ④63.2×0.1+6.32×9
![简便运算:9.8÷14 (6.4+3.2)÷8 35÷(0.35×4) 63.2×0.1+6.32×9](/uploads/image/z/2792121-33-1.jpg?t=%E7%AE%80%E4%BE%BF%E8%BF%90%E7%AE%97%EF%BC%9A9.8%C3%B714+%EF%BC%886.4%EF%BC%8B3.2%EF%BC%89%C3%B78+35%C3%B7%EF%BC%880.35%C3%974%EF%BC%89+63.2%C3%970.1%EF%BC%8B6.32%C3%979)
①9.8÷14 =0.7×14÷14=0.7
②(6.4+3.2)÷8 =6.4÷8+3.2÷8=0.8+0.4=1.2
③ 35÷(0.35×4)=35÷0.35÷4=100÷4=25
④63.2×0.1+6.32×9=6.32×1+6.32×9=6.32 ×(1+9) =6.32 ×10=63.2
②(6.4+3.2)÷8 =6.4÷8+3.2÷8=0.8+0.4=1.2
③ 35÷(0.35×4)=35÷0.35÷4=100÷4=25
④63.2×0.1+6.32×9=6.32×1+6.32×9=6.32 ×(1+9) =6.32 ×10=63.2
简便运算:9.8÷14 (6.4+3.2)÷8 35÷(0.35×4) 63.2×0.1+6.32×9
简便运算:① 9.8÷14 ②(6.4+3.2)÷8 ③ 35÷(0.35×4) ④ 63.2×0.1+6.32×9
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