Magiarufabiann91ask
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:calculează:
[tex]a)7 \times8 + 6 \times 7 - 3 \times 7 = [/tex]
[tex]a)9 + 5 \times 6 - 25 \div 5 = [/tex]
[tex]b)7 \times 6 - 12 + 7 \times 10 = [/tex]
[tex]b)15 - 15 \div 3 + 2 \times 5 \times 5 = [/tex]
[tex]c)400 + 5 \times 8 + 72 \div 9 - 48 = [/tex]
[tex]c)300 - 64 \div 8 + 6 \times 6 - 28 = [/tex]
URGENT!!!!
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Răspuns :

Balcanudariusask

a)56+42-21 = 98-21 = 77

a)9+30 - 5= 34

b) 42-12+70 = 100

b) 15-5+50 = 60

c) 400+40+8-48 = 400

c) 300-8+36-28 = 300

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