脱式计算(能简算的要简算).①0.125×0.25×8×4②6.6×12+8×6.6③ 11 9 × 3 5
脱式计算(能简算的要简算).①0.125×0.25×8×4②6.6×12+8×6.6③119×35+119÷25④8.05-0.75-14....
脱式计算(能简算的要简算).①0.125×0.25×8×4②6.6×12+8×6.6③ 11 9 × 3 5 + 11 9 ÷ 2 5 ④8.05-0.75- 1 4 .
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①0.125×0.25×8×4, =(0.125×8)×(0.25×4), =1×1, =1; ②6.6×12+8×6.6, =(12+8)×6.6, =20×6.6, =132; ③
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④8.05-0.75-
=8.05-(0.75+0.25), =8.05-1, =7.05. |
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