综合套题十
9.7 ÷ 100 = 900 ÷ 25 = 54.1 × 100 =
40 - 3.65 = 25 ×16 = 170 - 90 =
49.9 + 45 = 5.07 × 1000 = 14.4 + 38.8 =
277 +27 = 40 ÷ 10000 = 8.4 - 4.5 =
2、简便计算
125 × ( 80 + 8 )




69000 ÷ (69 × 25 )




866 - (166 + 317 )




1001 × 415 - 415




39 × 125 × 8




204 + 167 + 184 + 196 + 616




3、四则运算与灵活运用
25 × 16 × 125




7.2 - 1.8 + 8.1




3×[(55-37)×7+470]




3510 ÷ (18 × 15) + 122




5.54 - 3.85 + 1.46




483 - 27 × 7 + 397




329 - 986 + 993




( 125 + 445 ) ÷ 5




86 × 750 ÷ 15