Найдите 100%числа, если его 1% равен:
1) 3/4; 7/20; 9/25; 1 3/10; 3 1/2; 5 1/4;
2)1,8; 0,27; 0,05; 6,72; 9,03; 9,9.
1) 3/4; 7/20; 9/25; 1 3/10; 3 1/2; 5 1/4;
2)1,8; 0,27; 0,05; 6,72; 9,03; 9,9.
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1) 3/4 · 100 = 3 · 25 = 75
7/20 · 100 = 7 · 5 = 35
9/25 · 100 = 9 · 4 = 36
1 3/10 = 13/10 · 100 = 13 · 10 = 130
3 1/2 = 7/2 · 100 = 7 · 50 = 350
5 1/4 = 21/4 · 100 = 21 · 25 = 525
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2) 1,8 · 100 = 180
0,27 · 100 = 27
0,05 · 100 = 5
6,27 · 100 = 627
9,03 · 100 = 903
9,9 · 100 = 990