5+5÷10=
1+10%=
1﹣0.625=
43÷10%=
1.6×0.3=
1.25×3×8=
× = ÷ = ×4÷ ×4= 0.76+0.4=
4-3.3= - = 0.2×20%= 82+8×2=
1+ ÷1+ = 4.5-4.5÷15=
1.8+2%= 597×8≈
8÷20%= 10÷ = × = ÷8=
3.6× = 3.14×4= ÷ = × ÷ =
①7.9+0.01= ②0× = ③ × = ④4.5÷60%=
⑤ = ⑥ +0.25= ⑦ 546÷89≈ ⑧ 0.13+ 0.022=