Ответ:
Объяснение:
7.8*4/13=78/10*4/13=12/5=2.4
61.5:13 2/3=615/10:41/3=615/10*3/41=45/10=4.5
2.4-4.5+198.8=-2.1+198.8=196.7
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Ответ:
Объяснение:
7.8*4/13=78/10*4/13=12/5=2.4
61.5:13 2/3=615/10:41/3=615/10*3/41=45/10=4.5
2.4-4.5+198.8=-2.1+198.8=196.7