直接写出得数。
|
| 5.9﹣5=0.9 | 12.5×8=100 | 2×0.05=0.1 | 3.41﹣3.14=0.27 |
| 2÷4=0.5 | 0÷0.24=0 | 0.7×0.03=0.021 | 2×0.8÷2×0.8=0.64 |
| 1.4+0.46=1.86 | 8.01+0.19=8.2 | 0.5÷100=0.005 | 28.14÷14=2.01 |
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○8.677(3)5.4 × 0. 9 ○0.9 × 5.4 (4)0. 728÷ 0.9○0.728(5)
○
(6) 2.5 ×2 ×0.2○2.5 ×0.2 ×2(7)2.5 ×3 ×4○0.5 ×6 ×10 (8)1.3○1.3334(9)1.2 +1.2 +1.2 ○1.2 ×1.2×1.2(10)4(2.5 + a )○4 ×2.5 +4 a(11)5.6÷0.5○5.6×2(12)3. 69 × 0.17○3. 69 +0.17
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a.20[ ]
a.3[ ]
[ ]
a.24.3×3[ ]
a.1.2