Question

8□(7/15)+4□(2/3)-0,8=

Answer 1

8²(7/15)+4²(2/3)-0,8= 64 * 7/15+16*(2/3)-0.8=29 13/15 + 10 2/3↑5 = 29 13/15 + 10 10/15 - 0.8 = 40 8/15↑2 - 8/10↑3 = 40 16/30 - 24/30 = 39 8/30