五年級(jí)脫式計(jì)算

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1、 脫式計(jì)算 30.8[14－(9.85＋1.07)] [60－(9.5＋28.9)]0.18 2.8810.43－0.243.5 20[(2.44－1.8)0.4＋0.15] 28-(3.4+1.252.4) 2.557.1+2.457.1 7779+11113 0.8〔15.5-(3.21+5.79)〕 （31.8+3.24）5 31.54(6+3) 0.64257.8+2.2 22.5+2.52 194－64.81.80.9 36.724.259.9 5180－7056 242.4－2.50.8 (4121+2389)7

2、 67115-974 46912+1492 405(3213-3189) 3.416（0.01635） 0.8[(10－6.76)1.2] 19.46.12.3 5.670.2-0.62 18.10.92+3.93 0.40.70.25 0.75102 100-56.23 0.78+5.436+1 4.070.86+9.12.5 30.8[14－(9.85＋1.07)] [60－(9.5＋28.9)]0.18 2.8810.43－0.243.5 20[(2.44－1.8)0.4＋0.15] 28-(3.4+1.252.4)

3、2.557.1+2.457.1 7779+11113 0.8〔15.5-(3.21+5.79)〕 （31.8+3.24）5 31.54(6+3) 0.64257.8+2.2 22.5+2.52 194－64.81.80.9 36.724.259.9 5180－7056 242.4－2.50.8 (4121+2389)7 67115-974 46912+1492 405(3213-3189) 3.416（0.01635） 0.8[(10－6.76)1.2] 19.46.12.3 5.670.2-0.62 0.40.70.25

4、 0.75102 100-56.23 0.78+5.436+1 4.070.86+9.12.5 脫式計(jì)算（能簡(jiǎn)算要簡(jiǎn)算） 3.8+4.29+2.71+6.2 12.5—0.78—3.22 12.899+12.8 1.253.22.5 12.6101—12.6 38.52.50.4 6.710.1 6.510

5、1 4.8598 1.22.5+0.82.5 2817.5—287.5 4.812.5 6/7＋2/15＋1/7＋13/15 19/21＋5/7－3/14 2/3＋5/9－2/3＋5/9 8/9+（1/4－1/9）+3/4 0.58+5/13+1.12+8/13 11-4/11-7/11

6、22+5511-2/8 1/7+33.5+6/7-3.5 7.09-5/12+12.03-7/12 14/15－（6/15 +1/3） 13/5－0.81 －0.19 7/8+1/8 －5/9 －4/9 5 －（0.5 －3/10 ） 7.68 - 7.680.5 5.2＋4.83.5 30.8

7、[14－(9.85＋1.07)] [60－(9.5＋28.9)]0.18 2.8810.43－0.243.5 20[(2.44－1.8)0.4＋0.15] 28-(3.4+1.252.4) 2.557.1+2.457.1 7779+11113 0.8〔15.5-(3.21+5.79)〕 （31.8+3.24）5 31.54(6+3) 0.64257.8+2.2 22.5+2.52 194－64.81.80.9 36.724.259.9 5180－7056 242.4－2.50.8 (4121+2389)7 67115-974

8、 46912+1492 405(3213-3189) 3.416（0.01635） 0.8[(10－6.76)1.2] 19.46.12.3 5.670.2-0.62 0.40.70.25 0.75102 100-56.23 0.78+5.436+1 4.070.86+9.12.5 30.8[14－(9.85＋1.07)] [60－(9.5＋28.9)]0.18 2.8810.43－0.243.5 20[(2.44－1.8)0.4＋0.15]

9、 28-(3.4+1.252.4) 2.557.1+2.457.1 7779+11113 0.8〔15.5-(3.21+5.79)〕 （31.8+3.24）5 31.54(6+3) 0.64257.8+2.2 22.5+2.52 194－64.81.80.9 36.724.259.9 5180－7056 242.4－2.50.8 (4121+2389)7 67115-974 46912+1492 405(3213-3189) 3.416（0.01635） 0.8[(10－6.76)1.2] 19.46.12.3

10、 5.670.2-0.62 0.40.70.25 0.75102 100-56.23 0.78+5.436+1 4.070.86+9.12.5 30.8[14－(9.85＋1.07)] [60－(9.5＋28.9)]0.18 2.8810.43－0.243.5 20[(2.44－1.8)0.4＋0.15] 28-(3.4+1.252.4) 2.557.1+2.457.1 7779+11113 0.8〔15.5-(3.21+5.79)〕 （31.8+3.24）5 31.54(

11、6+3) 0.64257.8+2.2 22.5+2.52 194－64.81.80.9 36.724.259.9 5180－7056 242.4－2.50.8 (4121+2389)7 67115-974 46912+1492 405(3213-3189) 3.416（0.01635） 0.8[(10－6.76)1.2] 19.46.12.3 5.670.2-0.62 18.10.92+3.93 0.40.70.25 0.75102 100-56.23 0.78+5.436+1 4.070.86+9.12.5 30

12、.8[14－(9.85＋1.07)] [60－(9.5＋28.9)]0.18 2.8810.43－0.243.5 20[(2.44－1.8)0.4＋0.15] 28-(3.4+1.252.4) 2.557.1+2.457.1 7779+11113 0.8〔15.5-(3.21+5.79)〕 （31.8+3.24）5 31.54(6+3) 0.64257.8+2.2 22.5+2.52 194－64.81.80.9 36.724.259.9 5180－7056 242.4－2.50.8 (4121+2389)7 67115-974 46912+1492 405(3213-3189) 3.416（0.01635） 0.8[(10－6.76)1.2] 19.46.12.3 5.670.2-0.62 0.40.70.25 0.75102 100-56.23 0.78+5.436+1 4.070.86+9.12.5 來(lái)源于網(wǎng)絡(luò)