Subtraction

The tasks presented in our book will not only allow your child to prepare a hand for writing. Performing the hatching and thereby, as it were, feeling each item, the child will be able to enter that unhurried, one well -known rhythm necessary for the formation of initial mathematical knowledge: correlating the number of objects with the number, the idea of ​​the composition of the number.
Pay the child’s attention to the fact that if the result is added to the calculation of the entire number of items, then when subtracting it is enough to mentally impose a smaller amount on a larger one and only calculate the remainder. For these purposes, we propose in the examples of subtraction to carry out hatching from subject to subject - from right to left