Next, isaiah put a100gam weght on a pan balance. how many 10 grams weghts does he need to balance the scale?

10 gram weights to balance the 100 gram weights

If you would like to know how many 10-gram weights does Isaiah need to balance the scale, you can calculate this using the following step:

100-gram / 10-gram = 100 / 10 = 10 weights

Result: Isaiah will need 10 weights to balance the scale.