15×68= 848÷8= 42.3+15.9=
10-3.8= ★47×29= ★963÷6=
6.3-2.9= 8.4+7.7= ★ 35×28= 70×54=
①0.3+4.6=
②28×20=
③81×10=
④360÷4=
⑤11-0.8=
⑥350÷7=
⑦301÷6≈
⑧98×18≈