What is 5x26?

What are the questions in Pearson math makes sense grade 6 pg22?

if it is using mental math the questions are for try these... 1) add or subtract a. 125+73+75 b.983-421 c.86+20+14 d.736-413 e.4376-2345 f.40+125+60 2)multiply a.8x37 b.5x53 c.2x78 d.9x69 e.6x74 f.5x26 g.2x18x50 h.125x5x4 i.20x9x20 practice.... it is a game like the question ones why did the teacher wear sunglasses to school? S.Y.T.... describe two different ways to find 2x50x25 using mental math