What’s the Error? Ramu evaluated the expression –7 – (–3) and came up with the answer –10. What did Ramu do wrong?
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–7 – (–3)
= -7+3 {minus and minus is plus}
= -4 {minus and plus is minus ,as the minus symbol has a greater value ,put minus infront of the ans}
he must have done -7-3 instead of doing -7+3
= -7+3 {minus and minus is plus}
= -4 {minus and plus is minus ,as the minus symbol has a greater value ,put minus infront of the ans}
he must have done -7-3 instead of doing -7+3
Answered by
0
did have 7-(-3)_+7+(+3)
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