214+66= 0.86-0.6= 200÷8= 12×70= 0.32=
1.5×60%= 63×= = ÷0.75= ×2.6-2.6×0=
+0.625= ×= 24÷40%= 7.2÷0.9÷0.8=
2.43+1.57=
2- =
× =
640÷8=
4.5× =
25÷50%=
0.9﹣0.45= 2.7+0.3= 4÷ ×4= 9÷0.9=
0.12×0.8= + = ÷ = 2.1﹣0.21=
2.5×4+2.5×4= + = - = 0.6﹣0.06=
(+)×9= 1.5×100= 99×0.8+0.8= 42=
+= 7﹣= ×= ÷=