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ਕਿਹੜਾ ਪੂਰਨ ਅੰਕ ਖਾਲੀ ਨੂੰ ਭਰਦਾ ਹੈ: ___ + (−18) = −31?

A49
B13
C−49
D−13
Answer & Solution
Correct answer: D. −13
18 ਨੂੰ −31 ਵਿੱਚ ਜੋੜਨ ਨਾਲ ਗੁੰਮ ਪੂਰਨ ਅੰਕ −13 ਮਿਲਦਾ ਹੈ।
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