23 Halving and doubling 3 Keywords: basic factsdoublinghalvingmultiplication Students halve and double a range of numbers. Preview
3 Using doubling and halving II 1 Keywords: doublinghalvingmultiplication Students use doubling and halving to solve a number of multiplication problems. Preview
23 Using doubling and halving 7 Keywords: doublinghalvingmultiplication Students use doubling and halving to solve multiplication problems. Preview