12.5×(0.78×0.8)
36.98×2.6+369.8×0.74
[78-(9.41+28.99)]-0.18
5.35×6.3≈(保留一位小数) 3.02×1.8= 3.82÷2.7≈(保留两位小数)
9.8÷2.7≈(得数保留一位小数)
0.6×15.8-6×0.58 12.5×[(23.5+8.5)÷4]
13.6×3-40.6÷2
4.4×6.3+4.4×3.7
10.1×5.6-25.6
①3.67×99+3.67
②21÷2.5÷0.4
③4.64+5.36×2
④93.7×0.32+93.7×0.68
⑤0.125×32×0.25
⑥4.5×10.1
=□×35+□×35
=
=□×91+□×91