五上数学期末计算题专项提升

五上数学期末计算题专项提升


简介:
(1)88×0.25×9 =(8×11)×0.25×9 =(8×0.25)×(11×9) =2×99 =198 (2)1.2×9.7+0.3×1.2 =1.2×(9.7+0.3) =1.2×10 =12 (3)9.6×10.1 =9.6×(10+0.1) =96+0.96 =96.96