4.72×0.99{#blank#}1{#/blank#}4.72       5.43×0.82{#blank#}2{#/blank#}5.43       127×1.3{#blank#}3{#/blank#}127

6千克10克={#blank#}4{#/blank#}千克     4元9角={#blank#}5{#/blank#}元             5.02米={#blank#}6{#/blank#}米{#blank#}7{#/blank#}厘米

230×4=               25×8÷2=               40×600=

80×25=               129×0×5=              20×50=

70×20=              30×（15-7）=           24×100=

420÷30=             70+25×40=              80×60=

①5800000058999984             ②841万8410000

③39800万4亿                          ④19×30030×19