北京版数学二年级下册《时、分、秒的认识》.ppt

北京版二年级数学下册北京版二年级数学下册欢迎来访，敬请指导thank you!教学目标（1）知识与技能知识与技能：感知时、分、秒；会认时、分、秒。（2）过程和方法：）过程和方法：通过比较时、分、秒的大小，培养大家的观察比较判断能力。（3）情感态度、价值观：）情感态度、价值观：培养大家勤于动手动脑的良好习惯；引导大家热爱生活，关注身边的每个事物。欢迎来访，敬请指导thank you!欢迎来访，敬请指导thank you!钟面上有（钟面上有（）个大格，）个大格，（）个小格）个小格 时针走时针走1大格是（大格是（）时）时分针走一小格是（分针走一小格是（）分）分 走一大格是（走一大格是（）分）分时针走时针走1大格，分针正好走（大格，分针正好走（）圈圈1时时60分分1260 1 151欢迎来访，敬请指导thank you!123456789101112欢迎来访，敬请指导thank you!123456789101112欢迎来访，敬请指导thank you!123456789101112欢迎来访，敬请指导thank you!123456789101112欢迎来访，敬请指导thank you!123456789101112欢迎来访，敬请指导thank you!123456789101112欢迎来访，敬请指导thank you!12345678910111251015202530354045505560欢迎来访，敬请指导thank you!123456789101112欢迎来访，敬请指导thank you!123456789101112欢迎来访，敬请指导thank you!123456789101112欢迎来访，敬请指导thank you!123456789101112欢迎来访，敬请指导thank you!1234567891011125欢迎来访，敬请指导thank you!1234567891011129 9时时1010分分9:109:10欢迎来访，敬请指导thank you!1234567891011129 9时时5 5分分9:059:05欢迎来访，敬请指导thank you!1234567891011129 9时时3 3分分9:039:03欢迎来访，敬请指导thank you!1234567891011129 9时时2020分分9:209:20欢迎来访，敬请指导thank you!1234567891011121010时时3535分分10:3510:35欢迎来访，敬请指导thank you!1234567891011128 8时时8:008:00欢迎来访，敬请指导thank you!1234567891011121212时时12:4012:40欢迎来访，敬请指导thank you!1234567891011128 8时时7 7分分8:078:07欢迎来访，敬请指导thank you!1234567891011124 4时时5 5分分4:054:05欢迎来访，敬请指导thank you!1234567891011128 8时时1818分分8:188:18欢迎来访，敬请指导thank you!1234567891011122 2时时5555分分2:552:55欢迎来访，敬请指导thank you!1234567891011122 2时时4242分分2:422:42欢迎来访，敬请指导thank you!1234567891011128 8时时8:308:30欢迎来访，敬请指导thank you!1234567891011122 2时时2:552:555555分分欢迎来访，敬请指导thank you!1234567891011123 3时时3:003:00欢迎来访，敬请指导thank you!1234567891011124 4时时4:054:055 5分分欢迎来访，敬请指导thank you!1234567891011124 4时时4:054:055 5分分欢迎来访，敬请指导thank you!1234567891011124 4时时4:004:00欢迎来访，敬请指导thank you!1234567891011129 9时时9:039:033 3分分欢迎来访，敬请指导thank you!1234567891011129 9时时9:039:033 3分分欢迎来访，敬请指导thank you!1234567891011128 8时时8:078:077 7分分欢迎来访，敬请指导thank you!1234567891011128 8时时8:078:077 7分分欢迎来访，敬请指导thank you!1234567891011128 8时时8:008:00欢迎来访，敬请指导thank you!1234567891011128 8时时8:188:181818分分欢迎来访，敬请指导thank you!1234567891011123 3时时3:353:353535分分欢迎来访，敬请指导thank you!1234567891011129 9时时9:209:202020分分欢迎来访，敬请指导thank you!1234567891011121212时时12:4012:404040分分欢迎来访，敬请指导thank you!1234567891011121212时时12:4012:404040分分欢迎来访，敬请指导thank you!欢迎来访，敬请指导thank you!1:5710:244:174:5910:006:318:1012:00欢迎来访，敬请指导thank you!欢迎来访，敬请指导thank you!7:459:0510:253:25欢迎来访，敬请指导thank you!欢迎来访，敬请指导thank you!本课小结 会比较时、分、秒的大小，培养大家的观察比较判断能力。欢迎来访，敬请指导thank you!