1Ӧ㣺ʣٸ 2˼Լ뷨ڽ 3ѡڴڰнķ 4.ѧķ¼ںڰϡ һ54-8=4646-22=24 8+22=3054-30=24
5.ȽַͬȷַĽʣٸڽ˼·ϲͬ
6.Сʽдһʽѧۺʽ 飺154-8-22 254-8+22
ôģڶۺʽѽʦе㲦ָرǿʱСġ
7.ϰһ5ѧϸͼȷҪ⣬ҵİ취 8.Сᡣ
ϰ̣Ӧʵ
1ϰһĵ2⣬ѧ˵ͼ⣬ȷѧʽȻ뼸ѧ˵һ˵ķѵѧ
2ϰһĵ3⣬ѧԼɡ㱨˼·ʱǿСŵʹá ġܽ
ͨڿѧʲô죿ܰǽѧ֪ʶߵ 塢ҵ
ʱ
ѧݣ
5 / 20
α8ҳ3 ѧĿ꣺
1.ʹѧܴӾ龳з⣬սIJͷ֪òͬķ⡣
2.ѧ۲õѧϰϰߣѧ⡢⡢
3.ͨ⣬ѧӦʶȰѧС 4.ͨʹѧ鵽Ŀ֣ѧϰá ѧ
ΰͼ ѧص㡢ѧѵ㣺
òͬķ⣬ԵĶԣ߽ ѧ̣
һ龰룬Ȥ
1.̸СѰΰ𣿽ǵΰȥһ
2.ͶӰʾΰ龳ͼʣǿͼеСʲôѧϸ۲ͼ 3.ѧ۲컭棬⡣ʦʵΰһжˣѧɷԣ⡣ ֪̽
1.۲ͼʣ棬֪ʲôѧɷԡʦѡİ飺ΰһжˣ
2.۲˽Ϣͼ֪ʲô 3.С齻ۡ
1Ӧΰһжˣ 2˼Լ뷨ڽ 3ѡڴڰнķ
4.ѧķ¼ںڰϡһдһرѧ˼㣩 5.ȽϸַͬȷַĽΰһжˣֻڽ˼·вͬ 6.ѧۺʽ
6 / 20
飺14X3+7=1922X6+7=1932X8+3=19 ôģ 7.Сᡣ
ϰ̣Ӧʵ
1.ϰһĵ1⣬ѧ˵ͼ⣬ȷѧʽȻ뼸ѧ˵һ˵ķѵѧ
2.ϰĵ2⣬ѧ˵ͼ⣬ȷѧʽȻ뼸ѧ˵һ˵ķѵѧͬʱѧϰĽ ġܽ
ͨڿѧʲô죿ܰǽѧ֪ʶߵ 塢ҵ
Ŀʱ ⣨ϰΣ
ѧݣ
α1011ҳϰ ѧĿ꣺
1.ʵ龳Уѧ⡢ 2.ѧ֪̽ʶʶһСŵú÷
7 / 20
ѧص㣺©ȱֵ⣬ѧȷԺͶԡ ѧѵ㣺
1.ͬλϵӵĵеġλ⡣ 2.ձļ㷨㡣 ѧ
ϰͼ龳ͼ ѧ̣
һ̸룬Ȥ
ǰڿѾѧϰĿ֪Сŵ÷ ʦȴСѵݵȥ𣿲ԺҪ⡣ ֪̽
1.ͶӰʾ9ҳһͼѧۡʦעѧӲͬĽǶȥ۲˼۲С䡢۷ȣɴ˴ӶֽǶȷ⡢⡢⡣ͬʱöַͬһ⡣
2.ʾ11ҳ3⡣ѧ۲ʣǴ20ԪǮƱôģѧۡͨ⣬ó˷ͼӷ⡣
3.ɵ4ѧɱ˵˵ôܷܷ֣֡ͨѧܸʵѡϢ⣬ѧ˼άԡ
4.ɵ5˼һжٸľ飿ѧöַн ܽ
ͨڿʲôջܰѧ֪ʶߵ ġҵ
ڶԪڳһ
Ԫѧݣ αP1336ҳ
Ԫ̲ŷԪѧҪУijʶ26ij˷ھ̣ʵ⡣ijʶΣһгġÿͬࡱʵϻ龳ѧƽ֡ڶڡƽ֡Ļ㣬˵ʽֵơÿھѭѵԭǽϳֵġڳijʶѧзݡȻ26ij˷ھ֮
8 / 20