直接写出得数.777×9+111×37=5-23-13=79+411-49+711=35÷15×5=72÷1.2+72÷1.8=9+3÷7÷6×14=27+25+37+35=8.4×13-3×8.4=60×(1-13-12)=994995×996=-数学
=1
1 |
3 |
(4)
3 |
5 |
1 |
5 |
=
3 |
5 |
=3×5,
=15;
(5)72÷1.2+72÷1.8,
=60+40,
=100;
(6)9+3÷7÷6×14,
=9+
3 |
7 |
1 |
6 |
=9+
3 |
7 |
1 |
6 |
=9+6×
1 |
6 |
=9+1,
=10;
(7)
2 |
7 |
2 |
5 |
3 |
7 |
3 |
5 |
=(
2 |
7 |
3 |
7 |
2 |
5 |
3 |
5 |
=
5 |
7 |
=1
5 |
7 |
(8)8.4×13-3×8.4,
=8.4×(13-3),
=8.4×10,
=84;
(9)60×(1-
1 |
3 |
1 |
2 |
=60×1-60×
1 |
3 |
1 |
2 |
=60-20-30,
=40-30,
=10;
(10)
994 |
995 |
=
994 |
995 |
=
994 |
995 |
994 |
995 |
=994+
994 |
995 |
=994
994 |
995 |
故答案为:11100,4,1
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