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（2010•宜良县模拟）比比谁的口算能力强．2.37+0.63=436-297=1-3÷7=0.99×9+0.99=1÷713=16×25%=0.72÷0.6=1-50%-13=65+16+45=1.25×0.16×8=57×0÷511=12+13-12+13=
题目详情
（2010•宜良县模拟）
比比谁的口算能力强．
2.37+0.63= 436-297= 1-3÷7= 0.99×9+0.99= 1÷
= 比比谁的口算能力强．
2.37+0.63=
436-297= 1-3÷7= 0.99×9+0.99= 1÷
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=
7 7 13 13 16×25%= 0.72÷0.6= 1-50%-
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=1.25×0.16×8= 16×25%= 0.72÷0.6= 1-50%-
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4 4 5 5 1.25×0.16×8=
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| 比比谁的口算能力强． 2.37+0.63= | 436-297= | 1-3÷7= | 0.99×9+0.99= | 1÷
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| 16×25%= | 0.72÷0.6= | 1-50%-
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| 1.25×0.16×8= | |||||||||
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| 比比谁的口算能力强． 2.37+0.63= | 436-297= | 1-3÷7= | 0.99×9+0.99= | 1÷
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| 16×25%= | 0.72÷0.6= | 1-50%-
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| 1.25×0.16×8= | |||||||||
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2.37+0.63=
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2.37+0.63=
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▼优质解答
答案和解析
（1）2.37+0.63=3 （2）436-297=139 （3）1-3÷7=
（4）0.99×9+0.99=9.9 （5）1÷
=
（1）2.37+0.63=3 （1）2.37+0.63=3 （2）436-297=139 （2）436-297=139 （3）1-3÷7=
（3）1-3÷7=
4 4 47 7 7 （4）0.99×9+0.99=9.9 （4）0.99×9+0.99=9.9 （5）1÷
=
（5）1÷
=
7 7 713 13 13=
13 13 137 7 7 （6）16×25%=4 （7）0.72÷0.6=1.2 （8）1-50%-
=
（9）
+
+
=2
（10）1.25×0.16×8=1.6 （6）16×25%=4 （6）16×25%=4 （7）0.72÷0.6=1.2 （7）0.72÷0.6=1.2 （8）1-50%-
=
（8）1-50%-
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1 1 13 3 3=
1 1 16 6 6 （9）
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=2
（9）
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=2
6 6 65 5 5+
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=2
1 1 16 6 6+
=2
4 4 45 5 5=2
1 1 16 6 6 （10）1.25×0.16×8=1.6 （10）1.25×0.16×8=1.6 （11）
×0÷
=0 （12）
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（11）
×0÷
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×0÷
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5 5 57 7 7×0÷
=0
5 5 511 11 11=0 （12）
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（12）
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1 1 12 2 2+
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1 1 13 3 3-
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1 1 12 2 2+
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1 1 13 3 3=
2 2 23 3 3
| （1）2.37+0.63=3 | （2）436-297=139 | （3）1-3÷7=
| （4）0.99×9+0.99=9.9 | （5）1÷
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| （6）16×25%=4 | （7）0.72÷0.6=1.2 | （8）1-50%-
| （9）
| （10）1.25×0.16×8=1.6 | ||||||||||||
（11）
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