Page 102 - NZ Catalogue 2017
P. 102
Doubling & Halving
Investigate numbers
Decomposing, Doubling and Halving
Being able to decompose, double and halve numbers quickly is a powerful strategy that must be learnt to aid rapid mental maths calculation. These vital skills also underpin addition and subtraction and multiplication and division.
CALCULATING CRITTERS
Pupils use the double-sided spots to investigate how numbers can be made from different amounts and can be split in different ways. Practice doubling / halving and number bond knowledge. Ages 4+
NS14 ........................................................................... $19.90
Open to double
Close to halve
DOUBLE-HALF CITY
Open up to double, close
to halve. Pupils quickly and effectively understand these key calculation concepts, whilst practising newly learnt skills through the fun activities and games listed on the back of the box. Ages 5+
• Contains 10 x (1-10) folded building cards and 10 x question cards, plus activity ideas on the back of the box.
NS24 .......................................... $19.90
100
PRICES INCLUDE GST
