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താഴെ കൊടുത്തിരിക്കുന്ന സമവാക്യം തെറ്റാണ്. സമവാക്യം ശരിയാക്കാൻ ഏതൊക്കെ രണ്ട് ചിഹ്നങ്ങൾ പരസ്പരം മാറ്റണം?

12 - 6 × 5 + 20 ÷ 4 = 31

A+ and ÷

B+ and ×

C- and +

D÷ and ×

Answer:

B. + and ×

Read Explanation:

12 - 6 + 5 × 20 ÷ 4 = 12 - 6 + 5 × 5 = 12 - 6 + 25 = 37 - 6 = 31


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