题目
直接写出得数。
0.77+0.3= 0.35+99×0.35= 10÷10%= 3.2÷0.08=
2.5×0.98×4= 0.8× ÷ = ×6÷ ×6= 5–4÷ =
+ ÷ + = 2×( + )×4=
答案:0.77+0.3=1.07 0.35+99×0.35=35 10÷10%=100 3.2÷0.08=40 2.5×0.98×4=9.8 0.8× 45 ÷ 45 =0.8 25 ×6÷ 25 ×6=36 5–4÷ 45 =0 13 + 13 ÷ 13 + 13 =1 23 2×( 12 + 14 )×4=6