-6.8 3/16 -11.49 -1/16
-2×3.4 13/16--5/8 -8+-3.49 -1/3÷16/3
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相关问题
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计算:(1)−23×(−8)−(−12)3×(−16)+49×(−3)2(2)-32÷(-3)2+3×(-2)+|-4|
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① 15 16 ÷ 3 8 ÷ 5 6 ② 9 13 ÷ 15 26 × 5 6 ③ 3 5 ÷3+ 1 3 × 4 5
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简便运算,3-5/8÷25/28-3/10…二、4/5×[13/16÷(3/4+1/3)]
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( 17 18 - 3 4 + 1 6 )÷ 1 36 2 3 ÷8+ 1 3 × 1 8 5 16 ×12× 3 4
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( 17 18 - 3 4 + 1 6 )÷ 1 36 2 3 ÷8+ 1 3 × 1 8 5 16 ×12× 3 4
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-16×(-7/8+3/4-1/2)÷(-5)
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直接写出得数. 640÷16=6÷[3/5]=3.2×3=15×[3/5]=[1/4]÷25%=2.4÷0.8=13-7
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2÷[8/9]= [13/16]÷[1/3]= 4÷[2/3]= [2/3]÷[5/6]= [3/4]÷[2/3]= [
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计算 ( 17 18 - 3 4 + 1 6 )÷ 1 36 2 3 ÷8+ 1 3 × 1 8 5 16 ×12× 3
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8 21 × 7 16 = 2 3 ÷14= 26× 12 13 = 14 13 ÷28= 12× 4 3 = 9 8