1 Department of Mathematics and Informatics, Institute of GeoGebra, University “Aleksander Xhuvani”, Elbasan, Albania. 2 General Secondary School, Labinot-Fushe, Elbasan, Albani. One of the most ...

How to subtract tens from two-digit numbers Bill and Bernie use labelled balloons to show subtractions of 10 from several two-digit numbers which are less than 100. Bernie thinks of a number and Bill ...

Karen C. Fuson, Diana Wearne, James C. Hiebert, Hanlie G. Murray, Pieter G. Human, Alwyn I. Olivier, Thomas P. Carpenter, Elizabeth Fennema Researchers from 4 projects with a problem-solving approach ...

Join Mrs. McCartney for an addition number talk with D.C.! Join Mrs. McCartney for an addition number talk with D.C.! Get ready to have some fun subtracting two-digit numbers with regrouping and ...

Subtraction from a two-digit number Two cartoon characters use labelled balloons to show subtractions of 10 from several two-digit numbers of less than 100. One character thinks of a number and the ...

We’ve created these number bonds Year 1 activity sheets to match the small steps on the White Rose maths schemes of work. The questions include varied fluency with reasoning with problem solving, and ...