请帮我一下，要写算式，要快点！
\u5199\u7b97\u5f0f\uff0c\u5feb\u70b9\uff0c\u8c22\u8c22\u4e862/9-7/16\u00d72/9 2/5x4x3/4
=2/9\u00d7\uff081-7/16) =2/5x(4x3/4)
=2/9\u00d79/16 =2/5x3
=1/8 =1\u53c81/5
1/2x1/15+1/3x1/2 4/5x7/9x5/8
=1/2x(1/15+1/3) =(4/5x5/8)x7/9
=1/2x(1/15+5/15) =1/2x7/9
=1/2x6/15 =7/18
=1/5
5/6x5/9+5/9x1/6 5/7x15x21/5
=5/9x(5/6+1/6) =(5/7x21/5)x15
=5/9x1 =3x15
=5/9 =45
\u8fd8\u6709\u4ec0\u4e48\u5730\u65b9\u4e0d\u662f\u5f88\u660e\u767d
\u53ef\u4ee5\u8ffd\u95ee
绛旓細绗竴棰 30000脳锛1+0.01x锛³锛33069
绛旓細绗竷棰橈紝60梅4=15cm²15*30=450cm³绗叓棰橈紝44-3*4=32cm 32梅8=4 4*4*3=48cm³4*4+3*4*4=64cm²
绛旓細1.1.5*1.5鈥0.8*.08*3.14 2 (x+2)*(y+5)=xy+60 x+2=y+5 x=8 Y=5 3. m=50.24*50.24/3.14/2 4. 20*(12*12+2*3.14*6)=L 涔熶笉鐭ラ亾瀵逛笉瀵癸紒濂戒箙娌℃湁纰拌繖浜涢棶棰樹簡!鐢ㄧ殑鐫灏辩敤锛佸綋鏃跺缓璁ソ浜嗭紒
绛旓細1銆佸師寮=锛654322-1锛壝123456-654322脳锛123456-1锛=654322脳123456-123456-654322脳123456+654322 =530866 2銆佸師寮=1989脳锛2000-1锛-锛1989-1锛壝2000 =1989脳2000-1989-1989脳2000+2000 =11 3銆佸師寮=7654321脳锛1234566+1锛-锛7654321+1锛壝1234566 =7654321脳1234566+7654321-7654321脳1234566...
绛旓細鍥炵瓟锛(1)[4,6]=24 鎵浠 浜烘暟=24脳2=48浜 (2) 銆8,18銆=72 鎵浠ヨ嚦灏戜负72涓 (3)銆10,15銆=30 涓嬫鏄:7鐐30鍒
绛旓細閮藉彲浠ユ嫾鎴愮煩褰㈠晩锛屼笉鑳界敤绠渚跨殑鏂规硶鍚楋紵 2脳4=8 1脳2=2 2脳4=8
绛旓細闄嶉洦閲忔槸鎸囧崟浣嶉潰绉噷浠庡ぉ涓婇檷钀藉埌鍦伴潰涓婄殑鍥烘佹垨娑叉佹按鏈粡娴佸け钂稿彂鍜屾笚婕忔椂鍦ㄥ湴闈笂鐨勯珮搴︼紝浠ユ瘮杈冨皬鐨勯暱搴︽绫充负鍗曚綅 銆傚湪涓撲笟涓婃槸鐩存帴鐢ㄩ洦閲忔澂閲忓彇銆備篃鍙寜涓嬪紡璁＄畻锛岄噺鏉唴鍗婂緞鐨勫钩鏂归櫎浠ラ噺绛掑唴鍗婂緞鐨勫钩鏂癸紝鍐嶄箻浠ユ按鐨勯珮搴︼紝鍗筹紙40mm脳40mm锛夛紡锛120mm脳120mm锛壝180mm=20mm 杩欏ぉ鐨勯檷闆ㄩ噺鏄20...
绛旓細125x808 =125x8x101 =1000x101 =101000 4080梅[锛650-648锛墄30]=4080梅锛2x30锛=4080梅60 =68
绛旓細1銆侀粍鑹查潰绉細绔栫潃鎷兼垚涓涓暱鏂瑰舰锛岄暱鏂瑰舰鐨勯暱鏄紙40+65+55锛塩m锛屽鏄40cm銆傚墠鍚庝袱涓秱榛勮壊娌规紗锛屾渶鍚庡氨涔樹互2銆傚垪寮忔槸锛氾紙40+65+55锛壝40脳2 =160脳40脳2 =6400脳2 =12800锛堝钩鏂瑰帢绫筹級锛2銆佺孩鑹查潰绉細鍏堟眰鍑哄洓鍧楄竟闀挎槸40cm姝ｆ柟褰㈢殑闈㈢Н锛屽啀鍒嗗埆姹傚嚭鍙﹀鍑犲潡渚ч潰鐨勯潰绉紝鏈鍚庣浉鍔狅紝鍒楀紡鏄...
绛旓細1 0.8*100闄や互20+1.2*35闄や互100=4.42 2 1.2*100闄や互20+2*162闄や互100=9.24 婊℃剰濂借瘎 璁板緱閲囩撼
