Daily Archives: April 17, 2018

Today’s Challenge Here’s seven more mental arithmetic questions to try.  Can you get all seven correct?  (11 – 5) – (4 + 1) = ?  What is 10 more than –4?  47 × 4 = ?  0.32 ÷ 4 = ?  3/4 × 2/3 … Continue reading →