Transcription of worksheet number pyramid - BBC
1 21 + 9 = .. + 15 = 4510 + 90 = ..80 + .. = - 600 = - 450 = 450860 - .. = 790320 - 50 = ..480 + .. = 600 Help Molly get out of the pyramid by filling in the missing numbers in these 2011 Desert Island MaterialsNumber PyramidKS1 > Maths > Addition and subtractio