Question

Use the hundredth grids to answer the question.

Which equation is represented by the model?



0.89−0.38=0.51


1.17−0.46=0.71


0.81−0.46=0.35


1.17−0.29=0.88

Answer 1

Answer is 1.17-0.46=0.71

Answer 2

Answer:1.17−0.46=0.71

Explanation:

To do this type of problem quickly you can skip count the groups of ten and count the loose 1s (thats what I did)