Answer the following questions by observation or computation.


6 + (−10)


79 59.5% 40.5% Share

Answer the following questions by observation or computation.


Determine the result of 1024+876.


67 86.6% 13.4% Share

Answer the following questions by observation or computation.


(403 × 163) − 678 = ?


42 66.7% 33.3% Share

Answer the following questions by observation or computation.


Determine 5928647+7846952.


57 77.2% 22.8% Share

Answer the following questions by observation or computation.


52,830 ÷ 9 = ?


59 66.1% 33.9% Share