Sagot :
1. 14 x 28 ÷ 3
392 ÷ 3
= 130
2. 150 x 1.2 ÷ 81
150 x 12/10 ÷ 81
15 x 12 ÷ 81
5 x 12 ÷ 27
5 x 4 ÷ 9
= 20/9
3. 41 x 76.95 ÷ 60
41 x 76.95 ÷ 100 ÷ 60
41 x 7695/100 x 1/60
41 x 7695 ÷ 100 x 60
41 x 513 ÷ 100 x 4
= 21033/400
4. 8 x 2509 ÷ 341
= 20072/341
5. ?
392 ÷ 3
= 130
2. 150 x 1.2 ÷ 81
150 x 12/10 ÷ 81
15 x 12 ÷ 81
5 x 12 ÷ 27
5 x 4 ÷ 9
= 20/9
3. 41 x 76.95 ÷ 60
41 x 76.95 ÷ 100 ÷ 60
41 x 7695/100 x 1/60
41 x 7695 ÷ 100 x 60
41 x 513 ÷ 100 x 4
= 21033/400
4. 8 x 2509 ÷ 341
= 20072/341
5. ?