Exploring the components of numbers within 100

Maths

What multiple of ten do these Dienes represent?

Which part-whole model matches the Dienes representation below?

Here is a representation of the number 90. How many more tens are needed to make 100?

Here is a representation of the number 40. How many more tens are needed to make 100?

Looking at the parts in this part-whole model, what is the whole?

If these are the parts in my part-whole model, the whole must be 59. True or False?

Looking at the parts in the part-whole model, what is the whole?

What is the whole in this part-whole model?

Which place value chart represents the bead string below?