脱式计算. (1)7.85÷0.25×6.48 (2)6.7+19.34-3.6
问题:
脱式计算.
(1)7.85÷0.25×6.48
(2)6.7+19.34-3.63÷0.6
(3)0.24×[151-(53.2-2.2)÷0.51]
(4)7.38÷[4.6+1.2×(7.1-4.1)].
脱式计算.
(1)7.85÷0.25×6.48
(2)6.7+19.34-3.63÷0.6
(3)0.24×[151-(53.2-2.2)÷0.51]
(4)7.38÷[4.6+1.2×(7.1-4.1)].