數學六年級下册能簡算的要簡算兩道 2.7x[1÷(4.3-4.29] 1110÷[48X(6分之5-8分之5)]

數學六年級下册能簡算的要簡算兩道 2.7x[1÷(4.3-4.29] 1110÷[48X(6分之5-8分之5)]

2.7×【1÷{4.3-4.29}]
=2.7×【1÷0.01】
=2.7×100
=270
1110÷{48×6分之5-8分之5)]
=1110÷{40-8分之5]
=1110÷39又8分之3
=1110÷0.375
=2960